Best Emission Vacuum Tee Connectors of 2026

Robert Reyes Avatar
Robert Reyes
Last Updated: Jan 10, 2026

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Emission vacuum tee connectors are a crucial component in the proper functioning of a vehicle's emission control system. These small connectors are designed to connect vacuum lines to various components within the system, allowing for proper air flow and pressure regulation. Made from durable materials such as plastic or metal, emission vacuum tee connectors can withstand the harsh conditions under the hood of a car. Available in a variety of sizes and styles, they are a necessary replacement part for any vehicle experiencing emission control issues.

At a Glance: Our Top Picks

Dorman 47431 Soft Elbow Vacuum Tubing Connector Assortment Cover #TOP 1
Dorman 47431 Soft Elbow Vacuum Tubing Connector Assortment
ftb score rating icon 9.9
Dorman 493-011 Vacuum Tubing Tee Cover #TOP 2
Dorman 493-011 Vacuum Tubing Tee
ftb score rating icon 9.8
Dorman 47355 Vacuum Tubing Assortment Cover #TOP 3
Dorman 47355 Vacuum Tubing Assortment
ftb score rating icon 9.6

Top 10 Emission Vacuum Tee Connectors

#TOP 1

Dorman 47431 Soft Elbow Vacuum Tubing Connector Assortment

47431
Black
One Size
Dorman 47431 Soft Elbow Vacuum Tubing Connector Assortment Cover
Dorman 47431 Soft Elbow Vacuum Tubing Connector Assortment, 4 Piece Universal Fit

Dorman Vacuum Tubing Connector Assortment offers various shapes like Straight, T-Shape, Y-Shape, F-Shape, and L-Shape. Made from durable materials, these connectors ensure a long service life. Packaged in different sizes and colors, they suit various applications. Backed by Dorman's ASE Certified team, you have reliable support for any queries.

What We Like
Various Shapes Available
Durable Materials
Convenient Packaging
#TOP 2

Dorman 493-011 Vacuum Tubing Tee

493-011
Black
Pack of 10
Dorman 493-011 Vacuum Tubing Tee Cover
Dorman 493-011 1/8 or 1/4 or 3/8 In. Hard Vacuum Tubing Tee, 10 Pack Universal Fit

The Dorman Vacuum Tubing Tee comes in various shapes like straight, T, Y, F, and L, giving you flexibility to fit different vacuum line setups easily. Made from tough plastic or heat-resistant PVC vinyl, this product is built to last, so you won’t have to worry about frequent replacements. It’s available in many sizes and quantities, allowing you to pick the right fit for your project without extra hassle. Plus, you can choose between black or white colors depending on your needs, helping you match or identify your vacuum lines quickly. Overall, the Dorman Vacuum Tubing Tee offers convenience and durability for your vacuum system repairs.

What We Like
Multiple shape options
Durable plastic or heat-resistant PVC
Various sizes and quantities
Color choices for customization
#TOP 3

Dorman 47355 Vacuum Tubing Assortment

47355
No Color
One Size
Dorman 47355 Vacuum Tubing Assortment Cover
Dorman 47355: L Connector Vacuum Tubing Assortment

The Dorman Vacuum Tubing is a versatile connector kit designed to fit various vehicle makes and models, helping you ensure compatibility with your specific car by contacting the seller. Made in China, this product offers reliable quality from its country of origin. The compact package measures just over 10 centimeters in length, making it easy to store and handle during installation or repairs. Weighing only 0.063 kilograms, it’s lightweight and convenient to carry, allowing you to replace or repair vacuum tubing without hassle. Overall, the Dorman Vacuum Tubing provides a user-friendly solution for emission vacuum tee connector needs.

What We Like
Wide vehicle compatibility
Compact package size
Lightweight design
Reliable origin
#TOP 4

115 PCS Vacuum Connector Assortment

115 v tee
Black
115 PCS Vacuum Connector Assortment Cover
115 PCS Vacuum Connector Assortment Heat Resistance 240℃(460℉)12 Sizes Automotive Vacuum Tubing Connector Vacuum Tee Connector Assortment Kit (Black,Nylon)

Easily Vacuum Connector Assortment is a high-quality set of vacuum connectors designed for automotive use. Made from heat-resistant black nylon 66, these connectors can withstand temperatures up to 240℃ (460℉), ensuring optimal performance. The assortment includes 12 sizes, with 5 straight connectors, 5 tee connectors, and 2 reducer connectors, making it easy to find the right size for any automotive vacuum hose connection. Each size is individually packed in transparent bags for convenient storage and organization. These connectors are perfect for automotive repairs, including wiper washer hose repairs and extending vacuum lines. With Easily Vacuum Connector Assortment, you'll have all the connectors you need to tackle various automotive vacuum hose connections.

What We Like
High-quality
12 sizes
Convenient storage
#TOP 5

Dorman 47308 Vacuum Tubing Connectors

47308
Black
Standard
Dorman 47308 Vacuum Tubing Connectors Cover
Dorman 47308 Hard Vacuum Tubing Connector Assortment Universal Fit

The Dorman Vacuum Connectors offer a versatile solution for your vacuum tubing needs. With various shapes like straight, T, Y, F, and L, you can easily find the right fit for your specific application. Made from durable plastic or heat-resistant PVC Vinyl, these connectors ensure a long-lasting performance. They come in multiple sizes and quantities, allowing you to pick the perfect assortment for your project. Additionally, you can choose between black or white connectors, depending on your preference or requirements. Enjoy peace of mind knowing that Dorman provides ASE Certified technical support for every part.

What We Like
Multiple shapes available
Durable construction materials
Variety of sizes and quantities
Color options for customization
#TOP 6

DOREXLON 105PCS Vacuum Connector Set

0244-0425
Black
DOREXLON 105PCS Vacuum Connector Set Cover
105PCS Automotive Vacuum Connector Assortment, 1/8" 3/16" 1/4" 5/16" 3/8" Vacuum Connector, Automotive Vacuum Tubing Connector, Vacuum Tee Connector, Vacuum Straight Connector

The DOREXLON Vacuum Connector Kit is designed for your automotive needs, featuring high-quality black nylon that offers durability and resistance to corrosion and heat up to 240℃ (460℉). With 12 different sizes included in a convenient plastic storage case, you can easily find the right connector for your project. This kit comprises three types of connectors—straight, tee, and tubing—allowing you to tackle various tasks. Its efficient design ensures a tight fit when connecting flexible tubing or hoses, preventing leaks and maintaining secure pipe connections.

What We Like
Durable nylon material
Variety of sizes
Convenient storage case
Tight, leak-proof connections
#TOP 7

OAUTOO 32 Size Vacuum Connector Kit

QT519
Black
One Size
OAUTOO 32 Size Vacuum Connector Kit Cover
OAUTOO 32 Size Automotive Vacuum Tubing Connector Vacuum Tee Connector Assortment Kit 1/8" 3/16" 1/4" 5/16" 3/8"

The OAUTOO Vacuum Connector Kit offers a versatile solution with its 32 different sizes, totaling 159 pieces. This assortment is perfect for replacing worn or missing parts in your vehicle, ensuring reliable performance. Made from durable nylon, these connectors promise longevity and strength, giving you peace of mind during repairs. The kit is designed to fit a wide range of models from GM, Ford, Chrysler, and AMC, making it a convenient choice for various automotive needs. Before purchasing, users should verify the part numbers and sizes to ensure compatibility.

What We Like
Diverse size options
Durable nylon material
Compatible with many models
Reliable replacement parts
#TOP 8

Pirate Mfg Chrome Aluminum Intake Manifold Vacuum Tee

SS4531
Chrome
3/8 Inch
Pirate Mfg Chrome Aluminum Intake Manifold Vacuum Tee Cover
Chrome Aluminum 90° Intake Manifold Vacuum Tee 3/8" NPT

This vacuum tee is made of aluminum, plated with chrome, and polished. It fits all 3/8" NPT (National Pipe Thread) intake manifolds and has a 3/8" hose barb on one side and a 1/4" hose barb on the other. You can find this fitting behind the carburetor, usually used to feed vacuum to the brake booster and other vacuum-operated parts. The tee measures 1-3/4" tall from the bottom of threads to the top of the fitting.

What We Like
Durable construction
Easy to install
Compatible with various types of intake manifolds
#TOP 9

Sconva 47431 Soft Elbow Vacuum Tubing Connector Kit

47431
Black
1/8 Inch
Sconva 47431 Soft Elbow Vacuum Tubing Connector Kit Cover
47431 Soft Elbow Vacuum Tubing Connector Kit 1/8" Compatible with Dorman Vacuum Line, Includes T-Shape, Y-Shape, F-Shape & L-Shape Battery Vent Tube Elbow - Universal Fit

The Sconva Vacuum Tubing Kit offers four different soft elbow connectors—T, Y, F, and L shapes—giving you versatile options to handle various vacuum line needs easily. Designed to fit most 1/8" fuel pressure regulator vacuum lines, this kit ensures compatibility with Dorman vacuum lines, making it a convenient replacement choice. Made from heat-resistant rubber, these connectors provide durability and long-lasting performance under high temperatures. Installation is straightforward since you only need to replace one end of the vacuum line connected to your fuel pressure regulator, saving you time and hassle. This kit is a practical solution for maintaining your vehicle’s vacuum system efficiently.

What We Like
Multiple connector shapes
Compatible with Dorman lines
Heat-resistant material
Easy installation
#TOP 10

Gates EMH366 Emission & Vent Hose

EMH366
1.5 inches
Gates EMH366 Emission & Vent Hose Cover
Gates EMH366 Emission Control & Ventilation Hose

The Gates Emission Hose is designed to resist fuel vapors and oil, helping you maintain your vehicle’s emission system without worrying about damage from harsh substances. It fits perfectly as a direct replacement, making installation quick and hassle-free for you. Built to meet SAE J30R7 standards, this hose ensures reliable performance and durability. Plus, it operates smoothly in extreme temperatures, from as cold as -40°F to as hot as 275°F, so you can trust it in a wide range of conditions. This makes the Gates Emission Hose a dependable choice for keeping your emission system working well.

What We Like
Fuel vapor resistance
Oil resistant
Exact fit replacement
Meets SAE J30R7 standard
Wide temperature range
Buying Guide Image
Editor's Notes

During our emission vacuum tee connector research, we found 24 emission vacuum tee connector products and shortlisted 10 quality products. We collected and analyzed 9,155 customer reviews through our big data system to write the emission vacuum tee connectors list. We found that most customers choose emission vacuum tee connectors with an average price of $12.82.

The emission vacuum tee connectors are available for purchase. We have researched hundreds of brands and picked the top brands of emission vacuum tee connectors, including Dorman, Easily, DOREXLON, OAUTOO, Pirate Mfg. The seller of top 1 product has received honest feedback from 384 consumers with an average rating of 4.7.

Written by
Robert Reyes Avatar

Robert Reyes is a dedicated writer from San Francisco with a bachelor of degree in mechanics and a bachelor of degree in marketing. He focuses on making some complicated topics simple and enjoys explaining complex and technical things in an easy-to-understand way.