Best Cooling & Water Pump Tools of 2025

The ZKTOOL 32mm&36mm Fan Clutch Wrench Set is a high-quality, affordable multi-tool designed for removing and holding fan clutch nuts, water hub, and water pump holders on a wide range of BMW, Ford, GM, and Chevrolet models. Made of high-strength steel, it has a wider design and precise dimensions that ensure compatibility with newer models. The rubber handle in the middle of the tools helps prevent hand fatigue during prolonged use. It is a brand new upgrade tool that has passed rigorous engine tests and is fully fitted.

The Prokomon Coolant Tester Kit is designed to help you easily change coolant and check for leaks in your vehicle's cooling system. Its robust construction, made from stainless steel, plastic, and copper, ensures durability and long-lasting performance. You will appreciate the straightforward operation; simply replace the radiator cap with one from the kit and pump until the pressure gauge reads between 10-15 psi. Be cautious of high temperatures to avoid burns. This kit is compatible with a wide range of car brands, making it a versatile tool for your automotive needs.

The ABN Coolant Flush is designed to help you effectively clear stubborn clogs from your vehicle's cooling system. Using both compressed air and water, this tool allows you to flush out debris with ease. You can control the water flow and pressure simply by squeezing the trigger, making it user-friendly for both left and right-handed applications. Additionally, it comes with multiple nozzle sizes to fit various garden hose adapters, ensuring versatility for your needs. With connections for both air and water, this flush gun creates a powerful cleaning vortex, helping to maintain your engine's health.

The Mityvac Spray Washer is designed for ease of use, requiring no additional adapters. It allows you to quickly flush your cooling system and radiator, making maintenance a breeze. You can control the water pressure, which not only enhances efficiency but also minimizes splashing. The unique spray nozzle combines air and water, creating optimal washing conditions while reducing pressure at higher levels. Additionally, the adjustable airflow feature provides bursts of air that improve flushing without the need for harsh chemicals or solvents, keeping your system clean and safe.

The ABN Flush Kit is designed to help you maintain your vehicle's cooling system effectively. By utilizing both compressed air and water, this kit helps clear stubborn blockages, ensuring your engine runs smoothly. You can easily control the water flow and pressure with a simple squeeze of the trigger, allowing for comfortable one-handed operation. It comes with various adapter sizes to fit different hose requirements, making it versatile for your needs. The dual connection feature lets you connect to both a garden hose and a shop air compressor for powerful cleaning.

The CoLuck Fan Wrench Set is an essential tool for easily removing and replacing automotive fan clutches. With both 32mm and 36mm wrenches included, you can handle lock nuts on viscous fans effortlessly. The specially designed holder keeps the water pump pulley steady, ensuring a secure fit and saving you time and money. Its durable construction and extended length provide added leverage, making it easier to reach those tricky fan clutch nuts without straining your hands. This user-friendly design simplifies the process, allowing you to complete your repairs quickly and efficiently.

The AST Cooling System Adapter is an essential auto accessory designed for maintaining your vehicle's cooling and water pump systems. With compact dimensions of 6.604 cm in length, 6.35 cm in width, and 7.62 cm in height, this adapter is easy to store and handle. Weighing just 0.35 lbs, it offers lightweight convenience, making it an ideal addition to your toolkit. Proudly made in the United States, this product ensures quality and reliability, giving you peace of mind while working on your vehicle. It's perfect for those who want to keep their cooling system in top shape.

This ReluxGo Fan Clutch Nut Wrench Set is a must-have tool for anyone working on their car's cooling system. It is designed to easily remove the lock nuts on a temperature dependent thermo-viscous fan, allowing you to hold the water pump pulley in place while loosening the radiator fan. The lengthened design provides extra leverage and a sure grip, making it easier to work on hard-to-reach fan clutch nuts. The high-duty steel construction ensures durability and corrosion resistance, while the PVC sleeve helps prevent slip during prolonged use. With this set, you can quickly and easily service your timing or water pump. Plus, it comes with a lifetime warranty for added peace of mind.

The Performance Tool W89210 Water Pump Sprocket Holder is a specialized tool that securely holds the water pump sprocket in place while servicing the water pump on 2002 to current GM Ecotec motors. This tool is designed to be easily applied regardless of sprocket orientation, saving you valuable time and effort. It is compatible with GM 2.2L and 2.4L Chevrolet, Oldsmobile, Saturn, Pontiac Ecotec engines, making it a valuable addition to any mechanic's toolkit.

The TradeINArt Coolant Vacuum Kit is designed to simplify the process of refilling your vehicle's cooling system. It significantly reduces the time needed for refills while preventing air from entering the system, which means no more bleeding and a cleaner setup. You can easily connect it to an air pump, creating a vacuum that allows pre-mixed coolant to flow smoothly into the system. The included vacuum gauge allows you to monitor the process accurately, ensuring everything is functioning as it should. With three adapters and a convenient carrying case, this tool is perfect for maintaining your car, van, SUV, or truck.