Looking for a exhaust sealer? Have a look at this 2022 guide!

We spent many hours on research to finding exhaust sealer, reading product features, product specifications for this guide. For those of you who wish to the best exhaust sealer, you should not miss this article. exhaust sealer coming in a variety of types but also different price range. The following is the top 10 exhaust sealer by our suggestions:

Product	Features	Editor's score	Go to site
	Permatex 80335 Muffler and Tailpipe Sealer, 3 oz.		Go to amazon.com
	Dynomax 35958 Hardware Muffler Cement		Go to amazon.com
	J-B Weld 37901 Extreme Heat High Temperature Resistant Metallic Paste - 3 oz.		Go to amazon.com
	Permatex 81878 Ultra Copper Maximum Temperature RTV Silicone Gasket Maker, 3 oz. Tube		Go to amazon.com
	Walker 35959 Hardware Sealing Compound		Go to amazon.com
	Hylomar F/EXPA0HY/140G Exhaust Paste 140 G		Go to amazon.com
	Lextek Exhaust Assembly Paste (EXSL001)		Go to amazon.com
	Permatex 80333 Muffler and Tailpipe Putty, 4 oz.		Go to amazon.com
	4 Pack Yale Automotive 29104 Muffler Seal and Exhaust System Repair Cement - 6-oz Tube		Go to amazon.com
	Yale MC16 Muffler Cement 16oz (Pack of 2)		Go to amazon.com

Related posts:

1. Permatex 80335 Muffler and Tailpipe Sealer, 3 oz.

Feature

Seals holes and leaks in mufflers, tailpipes and around joints
Makes new installations more secure
Waterproof, non-shrinking paste formula; shock resistant
Temperature Range: up to 2000F (1000C)
Suggested Applications: Mufflers, tailpipes, joints, and catalytic converters; exhaust system must be cool before applying

Description

Permatex Muffler and Tailpipe Sealer seals holes and leaks in mufflers, tailpipes and around joints. This sealer makes new installations more secure and resists temperatures to 2000 degrees Fahrenheit. Permatex offers a range of products to repair cracks, leaks and holes on mufflers, tailpipes, catalytic converters and joints

2. Dynomax 35958 Hardware Muffler Cement

Feature

Effective for sealing exhaust joints subject to elevated temperatures
Ideal for "out-of-round" muffler and pipe connections
Cures in minutes
New Walker accessories help to ensure effective exhaust repairs
Walker supplies all of the accessories you need to do the complete exhaust job

Description

Walker, with our worldwide OE partnerships and manufacturing facilities, possesses the technical excellence needed to meet today's emissions control needs, while developing solutions for tomorrow's challenges. Walker is a 'one-stop' convenience, offering complete engine-to-tailpipe coverage of replacement emissions control systems and components for popular domestic and import vehicles in broadmarket, performance, and commercial vehicle applications. Walker delivers optimal OE-style fit, appearance, and dependability in aftermarket emissions control parts.

3. J-B Weld 37901 Extreme Heat High Temperature Resistant Metallic Paste - 3 oz.

Feature

Organic repair paste able to withstand extreme heat up to 2400 degrees Fahrenheit
Organic repair paste can be used for filling cracks and holes on metal surfaces
Sets in 1 hour and dries machine grey to a functional cure in 24 hours
Great for exhaust manifolds, tail pipes, mufflers, engine blocks, duct work, fireplaces, grills and more
J-B Weld is proudly made in the USA

Description

J-B Weld Extreme Heat High Temperature Resistant Metallic Paste

J-B Weld Extreme Heat is formulated to allow for repairs to iron, steel and metal in high temperature environments (2400F / 1300C). When fully cured, this metallic compound can be drilled, machined or sanded. It is great for repairing cracks, small gaps, seam connections or holes in exhaust manifolds, pipe connections, mufflers, catalytic converters, outdoor grills, fire boxes, gas and commercial furnaces and water heaters. This product is water based, non-flammable and contains no solvents or Volatile Organic Compounds (VOCs).

Great for:

Exhaust Manifolds

Tailpipes

Mufflers

Engine Blocks

Duct Work

Heat Exchange Units

Fire Box / Fire Place

Outdoor Grills

Use on:

Automotive

Metal

Specialty Products

And More

Instructions

1. Prepare: Remove dirt, debris or loose contaminants from surface. Use sand paper to roughen. For some repairs, open small cracks further with a drill or screwdriver to create a 1/8" gap.
2. Mix: Open J-B Weld Extreme Heat and thoroughly mix product.
3. Apply: Use product generously, working onto surface or into hole, crack, pit or seam. Repeat as needed. Allow 2-4 hours set up, depending on temperature and current environment.
4. Dry: Test cure by pressing fingernail or thumbnail into repair material. If unable to penetrate, then repair is complete. If area appears slightly soft, use a non-flame heat source, such as a hair dryer, to speed cure time, or allow 24 hours before allowing high heat exposure. Repeat test until fully cured.

J-B Weld is proudly made in the USA

4. Permatex 81878 Ultra Copper Maximum Temperature RTV Silicone Gasket Maker, 3 oz. Tube

Feature

Most advanced, high temp RTV silicone gasket available
Three times more oil resistant than conventional silicones; eight times more flexible than cut gaskets
Sensor-safe, low odor, and non-corrosive with superior adhesion
Temperature range -75F to 700F intermittent
Suggested Applications: Exhaust manifolds/headers, valve covers, oil pans, timing covers, water pumps, thermostat housings

Description

Permatex Ultra Copper Maximum Temperature RTV Silicone Gasket Maker is the most advanced, high temp RTV silicone gasket available. Three times more oil resistant than conventional silicones and eight times more flexible than cut gaskets, it is sensor-safe, low odor, and non-corrosive with superior adhesion. Highest operating temperatures for 4-cylinder, turbocharged or high-performance engines and OEM specified, with a temperature range of -75 degrees fahrenheit to 700 degrees fahrenheit intermittent. Also resists auto and shop fluids and vibration. These gasket makers offer significant performance advantages, excellent torque retention and hi-temp, sensor-safe properties. Extended warranties, engine sensors and new component materials such as aluminum, bi-metal alloys and high-tech plastics, have created the need for superior RTV silicone gasket makers in both OEM production and service applications. Permatex always has the right gasket maker for your application.

5. Walker 35959 Hardware Sealing Compound

Feature

Effective for sealing exhaust joints subject to elevated temperatures
Ideal for "out-of-round" muffler and pipe connections
Cures in minutes
New Walker accessories help to ensure effective exhaust repairs
Walker supplies all of the accessories you need to do the complete exhaust job

Description

Walker, with our worldwide OE partnerships and manufacturing facilities, possesses the technical excellence needed to meet today's emissions control needs, while developing solutions for tomorrow's challenges. Walker is a 'one-stop' convenience, offering complete engine-to-tailpipe coverage of replacement emissions control systems and components for popular domestic and import vehicles in broadmarket, performance, and commercial vehicle applications. Walker delivers optimal OE-style fit, appearance, and dependability in aftermarket emissions control parts.

6. Hylomar F/EXPA0HY/140G Exhaust Paste 140 G

Feature

Info: Water based, heat curing jointing compound. Info: Designed for use in the assembly of exhaust systems for automotive and other high temperature jointing applications.
Info: The asbestos free formulation
Info: Will withstand temperatures up to 1000oC and the conditions typically found in vehicle exhaust systems

Description

SILVERHOOK EXHAUST ASSEMBLY PASTE (140g Tube) STOPS LEAKS IN EXHAUST SYSTEMS LUBRICATES AND SEALS JOINTS DURING ASSEMBLY WITHSTANDS 1000C Silverhook are one of the largest independent manufacturers of automotive lubricants and chemicals in the UK. Silverhook was established in 1994 and has gained a reputation throughout the automotive industry for providing quality products and an exceptional standard of service.

7. Lextek Exhaust Assembly Paste (EXSL001)

Feature

Lextek
JOINT
SEAL
LEAK
DOWNPIPE

Description

Features
Our Lextek Exhaust Paste is a high-quality sealant that will cope with temperatures up to 1100 degrees Celsius. The Lextek Exhaust Paste is ideal for sealing joints between two pipes, we do not recommend you use it as a replacement for a gasket (for example between the head and manifold). The Lextek Exhaust Paste will provide you with a leak-free seal ensuring your exhaust system performs exactly as it is designed to.
IMPORTANT INFORMATION
Avoid contact with Eyes, Mouth and Skin.
Store in a cool dry place.
Keep out of sunlight and store below 25 Degrees Celsius.
Keep out of reach of Children.
Use in a well ventilated area.Specifications

• Brand: Lextek

8. Permatex 80333 Muffler and Tailpipe Putty, 4 oz.

Feature

Permanently repairs holes and leaks in exhaust systems
Seals out fumes at temperatures up to 2000F
Safe for catalytic converters
2 pouch bonus pack
Suggested Applications: Mufflers, tailpipes, joints and catalytic converters

Description

Permatex Muffler and Tailpipe Putty permanently repairs holes and leaks in exhaust systems. This two-pouch bonus pack seals out fumes at temperatures up to 2000 degrees Fahrenheit and is safe for catalytic converters. Permatex offers a range of products to repair cracks, leaks and holes on mufflers, tailpipes, catalytic converters and joints.

9. 4 Pack Yale Automotive 29104 Muffler Seal and Exhaust System Repair Cement - 6-oz Tube

Feature

Safe for catalytic and regular exhaust.
For easy muffler & exhaust pipe installations.
Iron reinforced.

Description

Safe for catalytic and regular exhaust. For easy muffler & exhaust pipe installations. Iron reinforced.

10. Yale MC16 Muffler Cement 16oz (Pack of 2)

Feature

2 x 16oz Tubes
Seals small holes
Cures in minutes
Highest quality

Description

Yale MC16 Muffler Cement 16oz. (2 Pack)

Conclusion

By our suggestions above, we hope that you can found the best exhaust sealer for you. Please don't forget to share your experience by comment in this post. Thank you!