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When purchasing a product, price is the consumer's primary concern. At present, YSTOOL has 33 products for sale. YSTOOL products range in price from $9.49 to $110.19, and the average price of all the products is about $48.14.

You can confidently purchase YSTOOL products from the seller YSTOOL. The brand holds an average rating of 4.2, testifying to its excellent reputation.

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Last Updated: Jan 12, 2025

YSTOOL Economical Automotive Fuel System Smoke Leakage Test Detector Machine Set, 12V EVAP Leak Tester Diagnostic Tool Unit Kit for Pipe Sealing System Intake System Exhaust System Cooling System

Fuel Leak Detectors

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Fuel system smoke leakdown tester machine performs rapid and efficient smoke leakage-locating service. Smoke locator leakage test tool is dedicated to automotive sealing systems such as fuel system, intake system, gas lines, exhaust system, cylinder's internal mechanical components, EVAP, engine air tightness and cooling system (Not for air conditioning system), on all makes and models of vehicles such as cars, motorcycles, snowmobiles, off-road vehicles, ATVs, light trucks, speedboats, etc.

Add a proper amount of tester oil into the smoke leakage diagnostic unit, connect it to the vehicle's 12V battery, connect the universal adapter to the detector unit and the sealing system, check all connections for well sealing and then start the machine. Waiting about 2 mins, tester oil vibrated into a smoky shape in the unit, and blowed into sealed pipe system by the build-in air pump. If there is a leakage in the system, you can exactly see smoke coming out of where the leak is located.

YSTOOL universal leak down test unit is overall a solid cuboid with compact structure and small footprint, equips air pump inside and uses 12V battery as power supply, avoids site restrictions when in use. Built-in 2-1/2" high precision pressure gauge is convenient to check real time system pressure (Pressure unadjustable). With overload protection mechanism, this small type leak detector machine will automatically power-off when the machine runs continuously more than 20 minutes

A total of 13PCS matching tools come with the EVAP system smoke machine set, includes sealing system leak detection machine, smoke output tube, specific detachable power cable, universal adaptor, tester oil, valve core wrench, taper stopples(3 pieces), crankcase adapter connector, capped cone adapter, adapter substitute, and hook. Simple to understand and use with equipped easy-to-read instructions and diagram. Special shock-proof packaging protects the smoke leak detector during transportation

The smoke leak detector machine kit includes a small bottle of tester oil, and it can be replaced by mineral oil or baby oil for subsequent use.

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YSTOOL Radiator Pressure Tester Coolant Vacuum Refill Kit 33PCS Automotive Cooling System Leak Test Pneumatic Water Tank Purge Fill Tool Set with Gauge Adapter Cap Universal for Auto Car Airlift

Pressure & Vacuum Testers

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YSTOOL radiator pressure tester coolant vacuum refill kit is a versatile tool. The radiator pressure tester quickly finds abnormal leaks in less than 10 minutes. Pneumatic coolant vacuum refill tool evacuates trapped air in minutes and refills with bubble-free coolant in 5-10 minutes. Stainless steel thermometer checks for high coolant temperatures. Significantly improves vehicle operating efficiency and service life.

The universal radiator tester pressure leak test kit has 17 colour coded radiator test adaptor covers for specific models for easy identification. There is also a cylinder adapter with 3 adapter sleeves and a universal cone adapter. There are also 4 radiator cap adapters and 2 connectors for radiator cap leak testing. Suitable for GM, BMW, Volkswagen, Audi, Porsche, Chevrolet, Dodge, JEEP, Chrysler, and many other models of cars, trucks, and airlifts.

Radiator hand pump pressure testers are made of quality aluminium cylinders and precision shock gauges. Vacuum-type coolant fillers are made of dependable brass and plastic materials. 21-inch and 18-inch rubber hoses come with wear-resistant brass parts. American and European style air plugs are available for a variety of air hoses. Clear coolant fill and bleed hoses are included. Thermometer made of stainless steel.

When testing for leaks, attach the correct adapter cap to the hand pump, pressurise the cooling system and watch the gauge needle drop. The faster the needle drops, the worse the leak. To replenish coolant, evacuate the cooling system with a vacuum pump, then fill the radiator directly with coolant.

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YSTOOL Hand Held Vacuum and Pressure Pump Brake Clutch Fluid Bleeder Tool Kit Oil Change Power Steering Fluid Bleeding Set with Pressure Gauge Jar Adapters for Auto Car Truck Motorcycle Use Blue Case

Brake System Bleeding Tools

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Multifunction Vacuum Pump: The brake breeder kit equips with vacuum gauge, help you read data accurately.Pressure range: 0-30 in Hg, 0-760 mm Hg. Not just for bleeding brakes, this brake bleeding kit also clears oil, power steering fluid, and other hydraulic systems; test vacuum systems, carburetors, fuel petcocks, and even use with compatible containers to do some vacuum sealing.

Premium Material: The easy-to-use brake bleeder pump is constructed from high-grade aluminum alloy for lightweight long-term use and is anodized for even greater corrosion proof performance.

Wide Adapted: Handheld vacuum pump kit includes hand pump with gauge, 5pcs clear hoses, 2pcs 4.5oz reservoir, 12 adapters and portable case for all your needs.

Portable: All the tools and accessories are centrally compactly put on a built-in plastic tool case. Perfect for both home and business applications and easy to transport and store.

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YSTOOL 7.5L Transmission Fluid Pump Manual ATF Refill Fill System Dispenser Hand Pump Kit Portable Automatic Oil Transfer Change Filling Tools with 15PCS ATF Adapters Blue Case

Fluid Extractors

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7.5L Fluid Transfer Pump: This manual Automatic Transmission Fluid refill kit helps to transfer and renew right amount of automatic transmission fluid after discharging waste fluid.

Wide Compatibility: This transmission fluid hand pump set comes with 15PCS ATF adapters to fit a variety of vehicle models perfectly. You can find appropriate models by applicable manual.

Simple Operation: Detachable hand crank featuring hydraulic pressure design and high pressure resistance, easily press and quickly pump clean oil into the gearbox. 7.5L big capacity well constructed container, is marked with accurate scale to help observe the amount of liquid. 1.2M transparent hose has a quick coupler to connect ATF adapter easily, with a ball valve to control the fluid flow, very convenient. Blow-molded storage case providing convenient storage and transport.

Premium-quality Material : Oil Changer is made of durable Nylon Hose + Aluminum Alloy. They are all highly resistant to heat and chemical corrosion to offer years of dependable, resilient service.

Portable: All the accessories are centrally compactly put on a built-in plastic tool case. Our oil pump is perfect for both home and business applications and easy to transport and store.

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YSTOOL 10L Pneumatic Fluid Extractor Dispenser Set ATF Refill Tool Kit for Changing Oil in Engine Transmission Differential Transfer Case Gear Gearbox Power Steering Coolant with Pump, Black Case

Fluid Extractors

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YSTOOL fluid extractor and dispenser tool kit includes 3PCS 1M dipstick tubes, can insert into engine dipstick tube to extract and refill engine oil or transmission fluid directly, no more need to crawl about under lifted vehicles and avoid mess. Also can insert into any insertable pipe or tank to change non-corrosive and low-consistency liquids (such as differential fluid, transfer case fluid, gear oil, power steering fluid, coolant, water) in vehicle, jet ski, lawn mower or other small engine

This ATF engine oil refill tool set provides 15PCS ATF adapters to fit a variety of vehicle models, add oil from fill plug or help to push transmission fluid into the engine through the drain plug on the transmission pan. All the 15PCS metal adapters are marked with NO. and well packed in a case, compatible with Ford, BMW, Nissan, Honda, Audi, VW DSG, VW CVT, Skoda, Porsche, Benz, Mini Cooper, Kia, Toyota, Hyundai, Infiniti, VOLVO and Lexus. You can find appropriate models by applicable manual

YSTOOL pneumatic oil change tool set allows two-way operation of oil suction and refueling, quick and sparkless. Absorb, transport and distribute liquids under safe and clean conditions. The consistent conversion of the 2-way control valves (blue screw valve and air inlet ball valve) on the pump assembly to achieve the conversion between extracting and dispensing, very easy. Pneumatic tool, works with vacuum pump to extract and with air pump to refill, ensuring high efficient and labor-saving

Pump assembly incorporates the container cover, the handle trigger with lock, 2-way control valves for conversing evacuate and dispense, safety valve for automatically releasing excessed pressure (above 43psi /3bar), 1/4" American style air inlet plug, pressure gauge (0-80psi/0-6bar) for monitoring the pressure change, quick coupler for connecting main hose. 10L big capacity well constructed container, is marked with accurate scale to help observe the amount of liquid. Stable base avoids dumping

The main hose is 80" long, with a quick plug on one side to connect the container, and a quick coupler on the other side to connect the dipstick tubes or ATF adapters. There is a ball valve on the quick coupler to control the fluid flow, very convenient. Please note, there is no instruction in the kit, please refer to your vehicle operation instruction and following product description to operate.

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YSTOOL Radiator Pressure Tester Pneumatic Vacuum Cooling System Purge Refill Kit 28PCS Universal Automotive Water Tank Leak Test and Coolant Fill Tool Set with Adapters Gauge Case

Pressure & Vacuum Testers

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Coolant pressure tester kit includes 3 tools set, radiator leakage detector, coolant refill tool and thermometer. 17PCS specific adapters and 1 universal cone rubber adapter, to connect almost all types of radiator openings on the domestic and imported vehicles, help to check the leak of water tank and fill the coolant under vacuum environment. There are also 3PCS radiator cap adapters and 2PCS connectors for testing the leakage of the radiator caps.

Manual vacuum pump pressure checker uses high quality aluminium cylinder, much harder than regular plastic one. 21" long rubber hose, brass parts, anti-corrosion and durability. 3" large dials with color coded small scale range 0-35PSI, very easy to observe. Use the hand pump tester to pressurize the radiator/cap and observe whether the pointer drops over time to confirm a system leak.

Cooling system coolant filling manifold tool adopts superior brass manifold body with plastic cover, and 18" long rubber hose, brass parts for anti-corrosion and durability. The pneumatic vacuum refiller firstly uses the workshop air to pump the cooling system and form a vacuum, and then pumps the coolant into the system. Add coolant under vacuum environment, there is no large cavitation, avoid engine warping and other damage.

A water tank pressure leak tester and vacuum purge fill tool kit is very helpful on troubleshooting, save money and time. If there is a small leak in cooling system, or if you add coolant without vacuum, can cause many problems or even a damaged engine, this kit is much cheaper than the maintenance cost or a new engine. And normally, the tools take about 10 minutes to test leak and 5-10 minutes to refill coolant. Simple operation and save time.

Thermometer uses stainless steel material, with scale range 0 - 200℃(32 - 400℉). Blue plastic case keeps the color coded 21PCS adapters on place, and you can conveniently choose the right one according to the marked picture on instruction. Equipped 2 air plugs, American and European styles, it is widely applicable to your existing air hose.

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YSTOOL Manual Brake Clutch Fluid Bleeder Kit Oil Change Bleeding Tool Set with 3L Hand Pressure Pump Refill Tank 1L Extractor Bottle Master Cylinder Adapter Caps Compatible with Ford Chevy VW Audi

Brake System Bleeding Tools

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If there is air in brake system, brake fluid will get damp and spoiled. The wheel brake cylinder will be difficult to return and it may cause brake failure. So brake fluid needs to be timely checked and replaced to ensure its good braking performance. Manual brake fluid bleeder tool pumps the new brake oil into the brake master cylinder while driving air and old fluid out of the system without producing any air. Quick and efficient. Well-maintained brake system brings driving safety

Hand pressure pump bleeder tools come with 2PCS master cylinder threaded adapter caps with inner diameter 45MM, are compatible with most Alfa Romeo, Audi, Bentley, BMW, Fiat, Land Rover, Lamborghini, Mercedes, Mini Cooper, Porsche, Renault, Volvo, Volkswagen, Bugatti, Chevy, Chrysler, Ford, Toyota. This brake clutch bleeding tool also fits for ABS system. If you have other related equipments or tools, just use them to fill other fluids. Please refer to the auto repair manual and car condition

Most cars need 2L brake fluid at best for oil replacement, our tank reservoir can hold 3L to complete the work once for all. No need to notice the remaining amount of oil pot. Only 10-15psi is required during the fluid transfer (MAX W.P.: 2 bar / 30 PSI). Refer to car instruction for preparation, add right amount of brake fluid into refill reservoir and connect it to master cylinder, assemble waste oil bottle set and connect it to the wheel cylinder, then pump. Repeat on all wheel cylinders.

Brake fluid change tool set includes a 3L refueling pot with hand pump & air release valve & pressure gauge & 40-1/4" long hose, a 9-3/4" bleeder tube with black cone nipple, a 1L waste oil bottle, a chain, a handle tool, and two master cylinder adapter caps (straight and elbow type, I.D. 45mm. Make sure your master cylinder cap is a I.D. 45mm threaded cover before purchasing). Tools are mainly made from rigid metal, rubber and plastic material, wearproof and anticorrosive for longer lifespan

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YSTOOL Brake Bleeder Kit Pneumatic Pressure Brake Clutch Fluid Bleeding Tool Set with Master Cylinder Adatpers Air Power Pressurized Oil Change Bleeder Machine and Waste Oil Collection Bottle (Red)

Brake System Bleeding Tools

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Pneumatic air pressure brake fluid bleeder kit is ideal for brake bleeder & clutch oil change and trapped air removal job. Drived by compressed air (air compressor is needed & not included in the kit). With the large capacity storage device to hold enough new fluid and precharged air, the brake bleeder tool is portable and can finish multiple brake flush refill work at a time. Widely applicable to European, Japanese & American vehicle brake systems. Need operate by qualified & trained personnel

The fluid gas reservoir can hold up to 2.7Gallons / 10L (new oil capacity: 5L ). A layer of rubber diaphragm separates the upper oil from the lower gas. Standard precharged workshop air range is10 - 40psi, never exceed 40psi (Never over 1 bar when working for ABS system). Pressure adjust valve help to control compress air flow and dual-scaled pressure gauge shows the internal pressure, easy to control. Never use this set with other liquids, or brake system and brake oil can both get in trouble

Brake fluid bleeder kit includes a brake bleeder bottle, a case of master cylinder adapters and waste oil collection kit. They are made of aluminum alloy, brass, rubber and plastic. Resist corrision and built to last. Automotive pneumatic master cylinder bleeder kit includes 8 special adaptors, 2 universal cone adaptors and 1 universal square adaptor, all equipped with quick plugs for easy quick coupler connection and packaged in a black case to carry. Suit for almost all of master cylinders

Install a matched / universal adapter on the oil tank, and connect the brake bleeding tool to air compressor by 1/4'' European style air plug. Attach the waste oil bottle by changing the drain plug with the rubber nipple. Open the control valve to get new fluid in and waste oil & air out the brake system at the same time. In the process of oil change, you should depress the brake pedal quickly and then release it slowly, do it for several times. Please read the instruction carefully before use

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YSTOOL Cylinder Leak Down Tester Automotive Kit Gasoline Engine Compression Dual Gauge Leakdown Detector Tool Set for Pressure Check & Leakage Rate Test with Extension Rod Red

Engine Compression Gauges

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The multi-piece cylinder leak down tester kit adds 6 new partners to offer you more options and a better repair experience. On the basis of a common set(1PC double gauge maniflod, 1PC rubber hose and 2PCS metal adapters included), this 3-in-1 cylinder gauge diagnostic tool kit adds 2PCS universal push-on connectors, 2PCS threaded adapters, 1PC M14 extension rod, and 1PC extension hose. It is a must have for any DIYer or professional mechanic's tool collection.

Convenient dual gauge design allows the compression gauge tool to test the pressure and leak rate of the cylinder under test at the same time. Ranging from 0-100 psi / 0-7 bar and 0-100%(Accuracy: ±0.5%), easy to read 3-inch gauges would spend less time on readings. Leakdown gauge tool hooks up to air compressor(prepare by yourself) can help to detect common engine faults such as worn piston rings, worn valves, cracks in cylinder walls and blown head gaskets.

Gauge manifold assembly also equipped with 18" rubber hose, AR2000 pressure regulating valve, American type air plug and aluminum manifold body. Valve knob is made of alloy and plastic, used for pressure adjustment of the inputed air from the air compressor. Pull out for use, and push back to lock. This leak down compression tester & cylinder leakage test kit fits for most gasoline engines with spark plugs(within 20mm).

Constructed with aluminum and rubber, straight / angled type universal push-on connectors don't need to be threaded into spark plug wells and applicable to almost all petrol engines, and M14 aluminum extension rod can be installed on long / short hose(41-3/4"; 11-1/2") end to increase distance and facilitate operation. Adapter sizes: M14*1.25, M18*1.5, M10*1, M12*1.25. High quality and deep threads allow the fittings to bite better, antislip and durable.

Long & short rubber hoses feature 300 psi W.P and brass adapters at both ends(M14 x 1.25; quick plug)- Ideal for connecting the gauge hose assembly to the cylinder with the selectable fittings.

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YSTOOL Radiator Pressure Tester Pneumatic Vacuum Type Purge Refill Kit Universal Automotive Cooling System Water Tank Leak Test and Coolant Fill Tool 28PCS Set with Adapters Gauge Black Case

Pressure & Vacuum Testers

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Radiator pressure tester & coolant vacuum refill kit mainly includes 3 tools set, radiator leakage detector, coolant refill tool and thermometer. 17PCS specific adapters and 1PC universal cone rubber adapter, fit nearly any type of radiator openings on vehicles at home and abroad, helping detect and determine whether the water tank is leaking and fill the coolant under vacuum. There are also 3PCS radiator cap adapters and 2PCS connectors checking the radiator caps for leaks.

Radiator pressure tester is composed of 3" pressure gauge(0-35 psi; 0-2.5 bar), aluminum cylinder pump and 21" long rubber hose. Manual radiator leak tester features fast pressure relief function and quick disconnect for convenience. Use the hand gauge tester pump tool to pressurize the radiator / cap and observe whether the pointer drops over time to confirm a system leak.

Vacuum coolant filler uses shop air to draw a vacuum, by using the connected coolant filling hose to extract new coolant and transfer it into the cooling system with no air pockets produced. Adding coolant in vacuum condition will not appear large cavitation, avoid engine warping and other damage. Coolant vacuum refill tool adopts superior brass manifold body with plastic cover, and 18" long rubber hose, brass parts for anti-corrosion and durability.

Normally, coolant pressure tester and refill kit takes about 10 mins to test leak and 5-10 mins to refill coolant. Simple time-saving operation. Also much cheaper than the maintenance cost or a new engine. Black blow-molded case makes for easy transportation, simple storage, and quick identification. This set is ideal for a variety of domestic and import vehicles. Suitable for Ford, Mercedes Benz, GM, Jeep, Oldsmobile, Pontiac, Buick, Chevrolet, Chrysler, Dodge, etc.

Thermometer uses stainless steel material, with scale range of 0 - 200℃(32 - 400℉). 21PCS color coded radiator adapters have the exact corresponding serial numbers and positions on the picture, and are equipped with detailed applicable models in instruction for easy reference. American and European style air plugs make it widely used on your existing air hose.

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YSTOOL Front End Service Tool Set with Automotive Ball Joint Separator Tie Rod End Puller Pitman Arm Remover 5 PCS Removal Splitter Kit for Car SUV Light Truck Pickup

Ball Joint & Tie Rod Tools

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YSTOOL front end service tool set adopts robust 45# steel construction, with high-strength and deformation resistance features, can stand high intensity extrusion. The stout forcing bolts surface adopts black oxidation treatment to prevent rust, grease the bolts up before using for smooth operation and protect the bolt thread, grease them up after using for better preservation.

This ball joint puller kit includes 1x ball joint separator, 1x tie rod end and ball joint remover, 1x conical pitman arm puller, 1x pitman arm and tie rod end puller, 1x pitman arm puller, and all the 5 tools are organized in a red blow molding case for easy storage and transportation. The 5PCS remove tools use C-shape, jaw shape and teardrop shape design, very simple, but can seat on the ball joint position tightly and provide very effective grip to fix the pullers.

According to your ball joint choose the compatible puller, insert the puller into the ball joint opening, aim the bolt at the ball joint, turn the bolt by using the right size ratchet wrench, squeeze the ball joint out. These ball joint pullers can easily remove the stubborn ball joint, pitman arm, idler arm, tie rod end, steering linkages and steering boxes on front suspension and steering system, and will not damage boot/sleeve and other parts.

Ball joints require regular maintenance and replacement on average 75,000 to 150,000 miles or it may cause inconvenience and even safety hazards such as steering failure, instable driving and ball joint fracture. YSTOOL front end service tool kit is a necessary tool set for replacing ball joints, widely uses for most imported and domestic minicar, compact car, mid-size car and light pickup truck. May not fit for most full-size car, mid-size and heavy-duty pickup, mid-size and heavy-duty truck.

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YSTOOL Brake and Clutch Fluid Pneumatic Vacuum Bleeder Bleeding Tool Kit to Change Brake Clutch Oil Power Steering Oil Engine Oil for Auto Car Truck Motorcycle Use

Brake System Bleeding Tools

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This brake clutch oil change tool is good at exchanging brake clutch fluid, power steering oil, engine oil and any other fluid. Use 90-100PSI shop air to form negative pressure in the brake system, sucks out waste oil and air, and guide the new oil to fill all the system.

Pour the new brake oil into the master cylinder, connect the black cone nipple to the brake bleeder valve, connect the compressor to the 1/4" air quick plug. Open the air compressor, wait a few mins until clean fluid comes out without bubbles, close the air compressor and turn to the next brake, until changing the brake oil for all the wheels, check the pressure of the pedal.

One man operated brake fluid replacement tool, easy and simple. You do not need to press the pedal back and forth, or need other's help, and you will not stain the floor too. Please note, you need to seal the drain screw on the bottom of the collection bottle by Teflon tape, and during the bleeding one by one, you need keep filling new fluid into reservoir to avoid it from empty and air leaks in.

YSTOOL brake oil extractor kit has a 340ml waste oil collection bottle, a lid assembly with ball valve, 1/4" NPT European style air quick plug and a 80" long hose. There are a elbow black rubber cone suction nipple and a dark green plastic cone nipple for you to choose. This pneumatic bleeder tool is widely suitable for most vehicles, such as sedan, motorcycle, truck, SUV, etc.

Convenient pneumatic brake bleeding tool, save you from sitting there to manually pump by hand pump or press the pedal back and forth by traditional bleeding method.

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YSTOOL Hose Clamp Flexible Line Pliers Set Soft Pipe Tube Pinch Plier Tool 3PCS Red Kit for Brake Hoses Fuel Hose Water Lines Gas Line Coolant Hose Radiator Hose Effective Length 3/4" 1-1/2" 3-1/8"

Car Hoses Clamps & Sleeving Hoses

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Hose pinching pliers set includes three clamp plier tools to fit for many types of flexible tubes. While replacing the brake calipers or flushing the heating core, pinch off the hoses will neither cause fluid leaks nor damage the soft tube. Ideal for use on water soft pipe, gas soft pipe, fuel line, coolant soft pipe, brake hose, heater hose, lawnmower hose, radiator hose and more. Due to material limitation, hose clamp pliers are not suitable for hard, consolidated or high pressure pipe lines.

All three pipeline pinch off clamps are of the same shape except for their effective usage length: 3/4"(small clamp total length: 6-1/8"), 1-1/2"(medium one: 7-1/4"), and 3-1/8"(large one: 10"). Heat-resistant and non-conductive nylon plastic construction, safe and durable. It is a good assistant to clamp the flexible pipe tightly at where you need to and effectively avoid fluid and air leak. You don't have to fully drain out the liquid for much trouble, shorten the maintenance time.

There is a small gap(same length of 1/8'') between the jaws of fluid hose pinching pliers, designed to make room for thicker hose operation and avoid the clamping action is "V" in shaped. Otherwise you will find one side is clamped well but the other side drips. If the hose is too thin to be clamped firmly, pad waste plastic sheets between the jaw and hose may help solve the problem. No leak or drips. Attention: Please fix slider with the handle and keep the two ends of it at the same line.

Equipped with a built-in locking mechanism, these line clamp pliers allow the pliers to be caught with a safety buckle according to the size of the clamp, 0~2-3/8"(small and medium tool) and 0~3"(large tool) move distance of the slider. Rounded jaw edges help grip the hoses but avoid damage to internal hose. Shape design is also comfortable and easy to operate. Handsfree and simple. So much better than using locking pliers that always easily break the pipe and make a mess.

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YSTOOL Brake Caliper Press Tool Car Piston Spreader Pad 360 Degree Swing Ratchet Hand Wrench Expander for Single Twin Quad Piston Disc Brake

Brake Repair Brake Adjusting Tools

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This caliper press tool is suitable for twin and quad piston fixed calipers, as well as single and twin piston floating calipers and with 2PCS big expansion plates for bigger calipers. And the distance between the two expansion plates is 1-1/2" to 2-1/2" (2" to 3" when adding the 2PCS big expansion plates), please check your brake caliper size first before purchasing.

There is a 360 degree swing ratchet in the middle of the two expansion plates, can be inserted into the caliper at any direction. The ratchet works only when there is a certain pressure on the expansion plates. You can extend the pressure of the expansion plates to a suitable width by hand, and then put it into the calipers.

The brake caliper piston ratchet wrench uses 1/8" thickness high quality steel expansion plates, very hard. The two expansion plates keep parallel to ensure that the caliper piston is subjected to uniform force, preventing damage to the caliper or piston dislocation.

Swing the long handle to operate the ratchet, and toggle the reversing switch to switch between expansion and contraction. This brake caliper piston expander is a very helpful tool for doing brake pad replacement, resetting the piston, changing the brake and doing other brake works

This brake caliper press tool is easy to get into place and use from any direction, also your hands will not get fatigued from the constant squeezing. It i designed to improve the efficiency of your brake repair work and last for a long time.

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YSTOOL Terminal Release Kit, Universal Wire Connector Removal Pin Extractor Release Tool 23 PCS Set for American Domestic and Imported Vehicles

Electrical System Tools

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Terminal release kit provides all the tools necessary for the damage-free releasing work of plug type connectors. Includes 23pcs release tools of various shapes and sizes to help remove terminals from electrical connectors and eliminates damage to wires or terminal blocks. Makes it safer and more efficient.

This kit fits for a wide range of models from home and abroad. Suitable for most American, European and Japanese cars and trucks which has electrical terminal and cables. Widely fits Ford, BMW, Mercedes, Opel, Porsche, Audi, Jaguar, etc. Ideal addition to your garage.

Tools come packed in a heavy-duty plastic blow-molded carrying case for easy transportation, simple storage, and quick organization; Each handle of pin extractors is identified with numbers for quick reference to the well-illustrated application chart

Constructed of alloy steel, these extractors are designed for maximum strength and longevity. Has rustproof surface and some adjustable pins. Rubber handle applies ergonomics, providing comfortable & non-slip grip, and insulating performance.

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YSTOOL Oil Pressure Tester Kit Professional Oil Pressure Gauge Tool for Engine Diagnostic Test with Hose Adapters and Carry Case for Cars ATVs Trucks Use 0-140psi

Engine Oil Pressure Tools

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The engine oil pressure tester kit is used to diagnose and test the engine oil pressure value, to check whether it is normal. Prevent engine failure due to lack of oil. And with this best in class tools, you can get a definite pressure value well without relying on the dashboard light.

There are 10 types of thread adapters are suitable for most cars, motorcycles, boats and other vehicles with gasoline and small diesel engines. As long as the adapters can match with your engine and oil pressure does not exceed 140 PSI. The 10 adapters are marked with number, you can choose the right one very easy.

The pressure gauge uses metal gauge head with shockproof rubber cover, 3" big dial with clear dual scale range 0 to 140 PSI and 0 to 10 Bar. Compare to a large range, this oil pressure gauge is easy to read about 1-2 Bar with a short range. There are a straight quick coupler and a elbow one in the case, you can choose it according to the location of the engine oil pressure test port.

Steel adapters, brass quick couplers, are featured with high hardness, rustless, durable and good air sealing. The 4FT long hose is made of rubber nylon resin with MAX. working pressure 300 PSI. There are also a small bag of seal gaskets, which are used for replacing the ones on adapters.

The whole tool set comes with a toolbox that uses durable tools, so that the number is small and exquisite, easy to carry by car, small and light toolbox practical and does not occupy position.

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YSTOOL Fuel Pressure Tester Gauge Kit 140PSI Automotive Engine Injector Pump Test Gasoline Gas Injection Manometer Tool Set with Inline Fitting Schrader Adapter for Auto Car Motorcycle (Red Case)

Fuel Pressure Testers

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This fuel injection pump detector is a professional tool to test the compression in gasoline engine fuel injector system. The readings will help to diagnosis if there are kink/leak/clog on inlet/outlet side components, a detective fuel pump or fuel pressure regulator, low tank pressure. Gasoline is highly flammable, please ensure no open flames nearby and operate by professional.

This fuel injector pressure tester is suitable for most gasoline engine fuel injection systems except: Bosch, CIS Jetronic, Throttle Body Systems on GM vehicles. As the scale range for the meter is only 140PSI, the tester is not suitable for diesel high pressure fuel injection pump and high pressure fuel track on direct-injection engine.

There are several parts to implement 2 types connection methods. Use the specialized parts and hose to connect pressure gauge directly to fuel pump's standard Schrader / M6 / M8 / M10 / M12 / M14 fuel pressure test port. Or use T type parts insert in-line between the fuel pump and engine for most other vehicles. No small Schrader connector, do not compatible for part Ford vehicles with small Schrader service port

The pressure gauge uses metal gauge head with shockproof rubber cover, 3-1/2" big dial with clear dual scale range 0-140 PSI and 0-10 Bar. Compared to a large range, this oil pressure gauge is easy to read about 1-2 Bar with a short range. The 2 hoses are made of rubber nylon resin and the length are 15" 8", with working pressure is 300 PSI. There is a drain hose with pressure release valve to recycle the fuel.

The connectors are made of brass and aluminium, featured with high hardness, rustless, durable and good air sealing.

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YSTOOL Radiator Pressure Tester Coolant Vacuum Refill Kit 28PCS Automotive Cooling System Leak Test Pneumatic Water Tank Purge Fill Tool Set with Gauge Adapter Cap Universal for Auto Car Airlift

Pressure & Vacuum Testers

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The 3-in-1 cooling system test fill kit has 3 great features: radiator seal test, coolant fill and temperature measurement. The manual pump coolant pressure test kit diagnoses radiator leaks and helps to quickly drain waste coolant when needed. The pneumatic coolant vacuum fill kit evacuates trapped air and fills the cooling system with coolant in minutes without creating air bubbles. A thermometer checks for high coolant temperatures. Fit for home and business.

The 28PCS universal radiator pressure tester filler kit includes 17 colour coded radiator test adapter caps and a universal rubber cone adapter to fit virtually all radiator openings on most domestic and foreign vehicles. There are also 3 radiator cap adapters and 2 connectors for radiator cap leak detection. All products are placed in the box with complete specifications and easy to assemble. Suitable for GM, BMW, Volkswagen, GMC, Porsche, Chevrolet, Dodge, JEEP, Chrysler and many other models of cars, trucks, and airlift.

Radiator hand pump pressure tester is designed with a quality aluminium cylinder and precise anti-vibration gauge. Coolant system refill kits are constructed of dependable brass and plastic materials. 21-inch and 18-inch rubber hoses with brass components resist abrasion. American and European style air plugs are available for a variety of air hoses. Clear coolant filler and bleeder hoses are included. Thermometers are made of stainless steel.

Using a radiator pressure leak test hand air pump fitted with the correct adapter cap, pressurise the cooling system and observe the change in the needle of the built-in pressure gauge. The faster the needle drops, the worse the leak. The test only takes about ten minutes, with a coolant vacuum injection taking 5-10 minutes. Radiator failure is usually caused by breakage, leaks and failed coolant vacuum fill. Please note: Do not use this kit for any other purpose.

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YSTOOL Oil Pressure Tester Kit Professional Oil Pressure Gauge Tool for Engine Diagnostic Test with Hose Adapters and Carry Case for Cars ATVs Trucks Use 0-100psi

Engine Oil Pressure Tools

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The engine oil pressure tester kit is used to diagnose and test the engine oil pressure value whether it is normal. Prevent engine failure due to lack of oil. And with this best in class tools, you can get a definite pressure value well without relying on the dashboard light.

There are three types of thread adapters are suitable for most cars, motorcycles, boats and other vehicles with gasoline and small diesel engines. As long as the adapters which thread sizes are 1/8", 1/4", 3/8" can match with your engine and oil pressure does not exceed 100 PSI.

The pressure gauge uses metal gauge head with shockproof rubber cover, 3" big dial with clear dual scale range 0-100 PSI and 0-7 Bar. Compared to a large range, this oil pressure gauge is easy to read about 1-2 Bar with a short range. Return to zero automatically can get more accurate readings and is no need to calibrate.

Adapters in sizes of 1/8", 1/4", 3/8" are made of brass, featured with high hardness, rustless, durable and good air sealing. The 1/8" adapter is fixed on the hose, which can directly connect with applicable engine. The hose is made of rubber nylon resin and the length is 30" with working pressure is 300 PSI.

The whole tool set comes with a toolbox that uses durable tools, so that the number is small and exquisite, easy to carry by car, small and light toolbox practical and does not occupy position.

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YSTOOL Brake and Clutch Fluid Hand Pump Vacuum Bleeder Tool Kit Brake Oil Change Power Steering Fluid Bleeding Set with Hand Pump Jar Adapters for Auto Car Truck Motorcycle Use

Brake System Bleeding Tools

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This multi-functional vacuum pump kit can be widely used to test a variety of essential vehicle settings and operations, such as Computerized Engine Control Devices, Ignition Control Devices, Air Condition & Heating Controls, Cruise Control Systems, Brake Systems etc., especially work for changing brake clutch fluid and power steering fluid. Use the hand pump to form negative pressure in the brake system, sucks out waste oil and air, and guide the new oil to fill all the system.

The included three differently sized black L type rubber connectors and two straight cone rubber connectors, can connect with the brake bleeder valve on any vehicles or motorcycles that use standard brake bleed valves. Use the closest sized one to ensure a tight fit. And bleed from master cylinder to wheel cylinder and caliper. There is a universal cup adapter packed in the case, can use as a vacuum sealer to match with your reusable vacuum food storage bags.

The hand pump adopts brass cylinder with a -30 to 0inHg gauge, has pressure-maintaining function and a pressure relief valve on the cylinder. The tool also uses rubber trigger cover to protect hand. The 2PCS 20"L and 2PCS 4"L transport hoses are transparent, help to observe if the waste oil is all pumped out. When you see the clear new brake oil is sucked out in the hose without any air bubble, then done.

In the hand held vacuum pump tester set, there is a 120ml / 4.5oz storage jar, which has liquid storage cover and liquid transfer cover with 2PCS O-rings for sealing. Please note, there is a connection direction request for the liquid transfer cover, connect the side marked "TO PUMP" to hand pump by short 4"L hose, if not, the waste oil may be sucked into the pump and destroy it. Do not invert the jar while using too.

If after pumping several times and you can not pump any more, but the index keeps on certain readings without dropping, maybe it is because of a blocked brake bleeder valve. You need to clean the brake bleeder valve first, and then do not forget to suck out the air if you do not change the waste oil this time.

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YSTOOL FAQs

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Yes, YSTOOL is a legitmate brand on Amazon. After conducting a comprehensive analysis of 2,918 customer reviews for YSTOOL products on Amazon, we have determined its average rating. Offering great value and satisfying quality, YSTOOL has achieved a respectable rating of 4.2 from many customers, showing that its products meet customer expectations. While there may have been minor issues reported occasionally, overall, it is safe to make purchases from YSTOOL on Amazon.

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