Best Car Exhaust System Header Gaskets of 2025

Joseph Prokop Avatar
Joseph Prokop
Last Updated: 11 Feb 2025

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

If you're looking for a reliable and durable solution to seal your car's exhaust system, consider investing in car exhaust system header gaskets. These gaskets are designed to fit between the exhaust manifold and the cylinder head, ensuring that exhaust gases flow smoothly and without leaks. Made from high-quality materials, these gaskets can withstand high temperatures and pressure, making them a cost-effective solution for preventing exhaust leaks and improving engine performance. With a variety of sizes and shapes available, you can easily find the right gasket for your car's make and model.

At a Glance: Our Top Picks

The Lord of the Tools Exhaust Gasket Set Cover #TOP 1
The Lord of the Tools Exhaust Gasket Set
ftb score rating icon 9.9
KIMISS 2In Exhaust Flange Gasket Set Cover #TOP 2
KIMISS 2In Exhaust Flange Gasket Set
ftb score rating icon 9.8
sourcingmap Car Exhaust Donut Gasket 17mm Cover #TOP 3
sourcingmap Car Exhaust Donut Gasket 17mm
ftb score rating icon 9.6

Top 10 Car Exhaust System Header Gaskets

#TOP 1

The Lord of the Tools Exhaust Gasket Set

LOT336-B_VP
3inch
The Lord of the Tools Exhaust Gasket Set Cover
The Lord of the Tools 2pcs 3inch Exhaust Gasket Exhaust Pipe Metal Gasket with Reinforced Ring 3 Bolt Flange for Headers Catback Axleback

The Lord of the Tools Gasket provides excellent sealing for your exhaust system. Its reinforced ring prevents failures between gasket layers, ensuring you won't experience blowouts. Installation is straightforward, with a universal fit that accommodates bolt hardware up to 12mm or 1/2". Made from durable materials, this gasket is designed to resist wear, scratches, and dust, enhancing its longevity. With its effective leak-proof seal, you can trust that your exhaust will perform optimally every time.

What We Like
Prevents gasket blowouts
Easy installation
Durable and long-lasting
Excellent sealing performance
#TOP 2

KIMISS 2In Exhaust Flange Gasket Set

KIMISSanh1tskg5v
KIMISS 2In Exhaust Flange Gasket Set Cover
Exhaust Flange Gasket Exhaust Gasket Gasket 5Pcs 2In Exhaust Pipe Flange Gasket High Temp Resistance For Turbo Manifold Header Down Dump Pipes Exhaust Gasket

The KIMISS Exhaust Gasket Set is designed for versatility, with a 2-inch inner diameter that fits various applications like turbines, manifolds, and exhaust pipes. Made from high-quality aluminium foil, it ensures reliable sealing and withstands high and low temperatures, providing long-lasting performance. Its moisture-proof and abrasion-resistant properties protect against damage, making it a dependable choice for your exhaust system. The set includes five gaskets, offering flexibility in positioning to meet your specific needs, ensuring you can install with confidence.

What We Like
High temperature resistance
Wide range of applications
Durable aluminium foil material
Includes five gaskets
Flexible adjustment options
#TOP 3

sourcingmap Car Exhaust Donut Gasket 17mm

a15101200ux0256
54mm
sourcingmap Car Exhaust Donut Gasket 17mm Cover
sourcingmap Car Manifold Header Exhaust Donut Gasket 17 x 54 x 68mm

The sourcingmap Exhaust Donut Gasket is designed to enhance the performance of your car's exhaust system. Made from durable graphite, it ensures a reliable seal to prevent leaks. With an inner diameter of 54mm, it fits a variety of models, while its thickness of 17mm provides extra strength. The outer diameter of 68mm ensures compatibility with your exhaust header, giving you peace of mind while driving. This gasket is essential for maintaining optimal exhaust flow and vehicle efficiency.

What We Like
Durable graphite material
Prevents exhaust leaks
Compatible with various models
Enhances vehicle efficiency
#TOP 4

Terisass 2.5" Exhaust Gasket for Vehicles

Terisassz361hwbt57
popular
normal
Terisass 2.5" Exhaust Gasket for Vehicles Cover
Exhaust Gasket High Temperature Exhaust Gasket Turbo Downpipe 2.5" Aluminum Alloy Manifold Collector Flange Gasket 2 Bolt for exhaust header gasket exhaust gasket 2.5inch exhaust flange gasket

The Terisass Exhaust Gasket is specifically designed for vehicles with 2.5-inch inlet and outlet exhaust flanges. This high-quality gasket offers excellent sealing performance, ensuring that your exhaust system operates efficiently. Made from ultra-light CNC processed graphite coated aluminium, it guarantees durability and a long service life. Additionally, it comes with five 2-bolt exhaust washers, making replacement of old or damaged gaskets straightforward and convenient for you.

What We Like
Excellent sealing performance
Durable aluminium construction
Easy replacement process
Lightweight and efficient design
#TOP 5

KIMISS 2.5-Inch Exhaust Gasket Set

KIMISScd5yogrvua
normal
KIMISS 2.5-Inch Exhaust Gasket Set Cover
KIMISS 5pcs Exhaust Gasket Exhaust Pipe Gasket Aluminium Alloy Flange Gasket Exhaust Header Down Pipe Collector 2.5 inch Zinc Plating Exhaust Header Down Pipe Manifold Collector Flange Gasket 2 Bolt

The KIMISS Exhaust Gasket is designed for a precise fit, allowing you to easily replace your old or damaged gaskets. Its lightweight construction ensures that it won't add unnecessary weight to your vehicle, thus maintaining performance. You can expect exceptional sealing capabilities, which help to prevent exhaust leaks and optimise your exhaust system's functionality. With its robust build, this gasket promises a long service life, making it a reliable solution for your exhaust needs.

What We Like
Excellent fit for easy replacement
Lightweight for improved performance
Prevents exhaust leaks effectively
Durable and long-lasting construction
#TOP 6

AIB2C Down Pipe Flange Exhaust Gasket for BMW N54

18307553603
AIB2C Down Pipe Flange Exhaust Gasket for BMW N54 Cover
18307553603 18307589343 Down Pipe Flange Exhaust Gasket for BMW N54 Engine

The AIB2C Exhaust Gasket is designed for the BMW N54 engine and includes two high-quality gaskets. These durable gaskets ensure a long working life, providing reliable sealing between the down pipes and mid-pipes. This feature helps prevent exhaust leakage, which can improve engine performance and efficiency. With a strong construction, you can trust that this gasket will deliver optimal performance, allowing you to enjoy a smoother driving experience.

What We Like
High-quality materials
Durable and long-lasting
Reliable sealing
Prevents exhaust leakage
Optimises engine performance
#TOP 7

A ABSOPRO Car Exhaust Donut Gasket

A ABSOPRO
fopro230817001720
Silver Tone
54mm
A ABSOPRO Car Exhaust Donut Gasket Cover
A ABSOPRO Car Manifold Header Exhaust Donut Gasket 15mm x 54mm x 68mm

The A ABSOPRO Gasket is designed to replace your car's exhaust tailpipe donut gasket and muffler seal ring. It plays a crucial role in preventing engine vibrations from affecting the sound quality within your vehicle. With an inner diameter of 54mm and a thickness of 17mm, it fits securely and optimally. Professional installation is highly recommended to ensure proper fitting, helping to enhance your driving experience by reducing unwanted noise and vibrations.

What We Like
Improves cockpit experience
Reduces engine vibration noise
Easy replacement for exhaust system
Professional installation recommended
#TOP 8

3" Stainless Steel Turbo Exhaust Downpipe Gasket

M.A.D MYLDAN AUTO DESIGN
T3GASKET
3" Stainless Steel Turbo Exhaust Downpipe Gasket Cover
3" 4 Bolt SS/304 Turbo Exhaust Downpipe Flange Gasket For GT3582R GT35 T3

The Turbo Exhaust Gasket is a direct replacement for your original part, designed to enhance reliability and seal against warped flanges. Made from high-quality stainless steel (grade 304), it ensures durability and a long-lasting performance. This gasket provides a secure fit, helping to prevent leaks and maintain optimal exhaust flow. With fast and free UK postage, you can easily upgrade your exhaust system without any hassle.

What We Like
High-quality stainless steel
Direct replacement for original
Enhances reliability
Seals against warped flanges
Fast UK postage
#TOP 9

Motoforti Universal 2.8" Exhaust Gasket

fmoto231011000586
70mm
Motoforti Universal 2.8" Exhaust Gasket Cover
Motoforti Universal Manifold Downpipe Header Exhaust Gasket, 2.8" Inner Dia

The Motoforti Exhaust Donut Gasket is designed for universal fit with most cars featuring a 2.8" inner diameter. It effectively reduces engine vibrations, enhancing your driving experience by minimising noise in the cockpit. With a thickness of 15mm, it provides a robust seal that ensures optimal performance. Additionally, this gasket is easy to install as it requires no special tools, making it a convenient choice for users looking for a straightforward replacement.

What We Like
Universal fit for most cars
Reduces engine vibrations
Easy installation without special tools
Robust seal for optimal performance
#TOP 10

Terisass 3 Inch Copper Exhaust Collector Gaskets

Terisassfy30cgtsqa
popular
normal
Terisass 3 Inch Copper Exhaust Collector Gaskets Cover
Terisass 2Pcs 3 Inch Copper Header Exhaust Collector Gaskets Reusable for SBC BBC 302 350 454 383 Exhaust Manifold Gasket Fits all 3 Inch Collector with Triangle+3” header collector gasket,+3” header

The Terisass Exhaust Gaskets are crafted from high-quality solid copper, ensuring maximum durability and resistance to cracking. This means you can rely on them for a long-lasting performance in your vehicle. Designed specifically for SBC and BBC engines, they fit perfectly with 3-inch collectors, making installation straightforward. Additionally, these gaskets are reusable and don’t require sealant, providing you with an efficient solution and saving you time and effort during maintenance.

What We Like
High durability construction
Fits various engine models
Reusable design
No sealant needed
Easy installation
Buying Guide Image

Frequently Asked Questions (FAQs)

1. Do exhaust headers need a gasket?

Generally iron manifolds do not need gaskets (except on long inline engines), and headers do. Usually engine movement is upward on the driver side, not side-to-side, so I wouldn't worry about it.

2. What are header gaskets?

Fel-Pro ® Performance exhaust header gaskets consist of a high-density fiber-facing material attached to both sides of a perforated steel core. ... This design also provides a durable gasket that can seal slightly warped surfaces. The high-density fiber material has excellent torque retention qualities as well.

3. Do headers have gaskets?

Overview of Header Gaskets An exhaust leak will affect the flow of gases through the system. ... A quality gasket will keep the exhaust system sealed.

4. What is the best exhaust gasket material?

Conductivity – Gaskets take a lot of heat, which is why copper is the perfect material. Copper is the standard by which all other conductors are measured; therefore a copper gasket provides superior thermal conductivity, acting to stabilise head and block temperatures.

Editor's Notes

During our car exhaust system header gasket research, we found 80 car exhaust system header gasket products and shortlisted 10 quality products. We collected and analyzed 2,521 customer reviews through our big data system to write the car exhaust system header gaskets list. We found that most customers choose car exhaust system header gaskets with an average price of £7.26.

The car exhaust system header gaskets are available for purchase. We have researched hundreds of brands and picked the top brands of car exhaust system header gaskets, including The Lord of the Tools, KIMISS, Uxcell, Terisass, AIB2C. The seller of top 1 product has received honest feedback from 272 consumers with an average rating of 4.9.

Written by
Joseph Prokop Avatar

Joseph is a seasoned writer who's also passionate about automotive. His passion for automotive care and maintenance fuels his drive for more knowledge in the field. He currently resides in Middlesbrough, where he finds time to write informative contents on automotive. His automotive related articles are quite popular in journals around the world. Joseph continues to use his wealth of experience in the industry to create helpful guides on automotive.