10 Best High Temp Silicone Sealant For Exhaust With Buying Guide

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Our team studied on 29785 reviews available online for High Temp Silicone Sealant For Exhaust, chose the finest ones and prepared Best High Temp Silicone Sealant For Exhaust for you. It was very difficult to shortlist the ideal High Temp Silicone Sealant For Exhaust from thousands of products online. However, We tried to make sure that you get only the High Temp Silicone Sealant For Exhaust from our suggestions. Check our listings-:

High Temp Silicone Sealant For Exhaust

Comparison Chart for High Temp Silicone Sealant For Exhaust

We found 29785 reviews when researching. We have considered users feedback on the High Temp Silicone Sealant For Exhaust and our suggestions includes only the finest of them in this article.

NoProductScoreAction
1Thermo-Tec 12001 Black High Heat Coating 11 oz9.8Check Price On Amazon
2Permatex 80335 Muffler and Tailpipe Sealer9.8Check Price On Amazon
3Permatex 27038 Optimum Red High Temperature Gasket Maker 3.35 oz9.6Check Price On Amazon
4J-B Weld 31914 Red High Temperature RTV Silicone Gasket Maker and Sealant - 10.3 oz9Check Price On Amazon
5J-B Weld 31314 High Temperature RTV Silicone Gasket Maker and Sealant - Red - 3 oz8.6Check Price On Amazon
6Design Engineering 010302 High-Temperature Silicone Coating Spray - Aluminum8.4Check Price On Amazon
7Rutland 500°RTV High Heat Silicone (Black) 2.7 Oz. Tube8.4Check Price On Amazon
8Permatex 81160 High-Temp Red RTV Silicone Gasket8.2Check Price On Amazon
9Permatex 81878 Ultra Copper Maximum Temperature RTV Silicone Gasket Maker8.2Check Price On Amazon
10Rutland Products 76C 500-Degree RTV High Heat Silicone Seal8.2Check Price On Amazon

Table Of Content:

1. Thermo-Tec 12001 Black High Heat Coating 11 oz

  • The coating will protect the wrap from abrasion and harmful liquid spills; extra resins and binders toughen the surface, extend the life of wrap by protecting it from friction and seal the pores to minimize the penetration of harmful liquids.
  • The coating also works excellent as a paint directly on metal surfaces
  • Seals the pores to minimize the penetration of harmful liquids
  • This item is not for sale in Catalina Island
  • Fit type: Vehicle Specific
  • Flash point: -104.0 degrees_celsius

2. Permatex 80335 Muffler and Tailpipe Sealer

  • 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 2000°F (1000°C)
  • Suggested Applications: Mufflers, tailpipes, joints, and catalytic converters; exhaust system must be cool before applying.

3. Permatex 27038 Optimum Red High Temperature Gasket Maker 3.35 oz

  • Maximum temperature performance
  • OEM Specified, Sensor-safe, low odor, non-corrosive
  • Non-flammable, non-toxic
  • Can be used as a gasket maker or dressing and meets performance specs of OE silicone gaskets
  • Top Job Applications: Header, manifold, slip-fit exhaust parts, turbocharge and withstands up to 750°F (399°C) intermittent.

4. J-B Weld 31914 Red High Temperature RTV Silicone Gasket Maker and Sealant – 10.3 oz

  • HI TEMP SILICONE GASKET MAKER & SEALANT: Is an RTV Silicone gasketing material, designed for use in mechanical assemblies where continuous temperatures up to 550º F or 650º F intermittent exist.
  • WHAT THE PROFESSIONALS USE: Builders, mechanics & repair pros know our products bond strong to a variety of surfaces in even the toughest environments.
  • EASY TO USE: Curing when the product is exposed to the moisture in air, it forms a tough, waterproof seal on most surfaces.
  • VERSATILE & DEPENDABLE: Ideal for automotive, metal, oil pans, exhaust manifolds, water pumps, timing covers, differential covers, drive housings and oven doors.
  • DO IT YOURSELF: Big or small, you can DIY it with J-B.

5. J-B Weld 31314 High Temperature RTV Silicone Gasket Maker and Sealant – Red – 3 oz

  • HI TEMP RED SILICONE GASKET MAKER & SEALANT: Is an RTV (Room Temperature Vulcanized) Silicone gasketing material, designed for use in mechanical assemblies where the existence of higher, continuous temperatures up to 550º F or 650º F intermittent might exist.
  • COUNT ON US: For more than 40 years, our products have earned a loyal following from people who take pride in their work.
  • EASY TO USE: Curing when the product is exposed to the moisture in air, it forms a tough, waterproof seal on most surfaces.
  • VERSATILE & DEPENDABLE: Ideal for automotive, metal, oil pans, exhaust manifolds, water pumps, timing covers, differential covers, drive housings and oven doors.
  • DO IT YOURSELF: Big or small, you can DIY it with J-B.

6. Design Engineering 010302 High-Temperature Silicone Coating Spray – Aluminum

  • Lasting protection for any hot surface up to 1500 degrees Fahrenheit
  • Penetrates, seals, protects and prolongs the lifespan of exhaust wrap
  • Works equally well on exhaust headers, pipes, engine blocks, and other applications where coatings are required.
  • Protection from abrasions, hot oil spills, and road grime
  • Recommended for use with DEI non-Titanium exhaust wraps

7. Rutland 500°RTV High Heat Silicone (Black) 2.7 Oz. Tube

  • Rutland High Temperature Silicone is a great solution to your sealant and adhesive needs
  • Forms a tough and flexible seal
  • Will adhere to most clean surfaces including: glass, metal, plastics, fiberglass, wood, brick, and stone.
  • Seal fireplace inserts, repair solar panels, apply ceramic tiles to your fireplace surround or heat shielding behind your stove, the uses are endless.
  • Rated to withstand up to 500° F (260° C)

8. Permatex 81160 High-Temp Red RTV Silicone Gasket

  • Formulated for hi-temp applications, or heavy-duty use
  • Replaces almost any cut gasket, and coats pre-cut gaskets to increase reliability
  • Makes reliable ‘formed-in-place’ gaskets that resist cracking, shrinking and migrating
  • Temperature range of -65F to 650F intermittent
  • Suggested Applications: Valve covers, oil pans, timing covers, water pumps, thermostat housings, transmission pans.

9. Permatex 81878 Ultra Copper Maximum Temperature RTV Silicone Gasket Maker

  • 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.

10. Rutland Products 76C 500-Degree RTV High Heat Silicone Seal

  • Rutland High Temperature Silicone is a great solution to your sealant and adhesive needs
  • Forms a tough and flexible seal
  • Will adhere to most clean surfaces including: glass, metal, plastics, fiberglass, wood, brick, and stone.
  • Seal fireplace inserts, repair solar panels, apply ceramic tiles to your fireplace surround or heat shielding behind your stove, the uses are endless.
  • Rated to withstand up to 500° F (260° C)

High Temp Silicone Sealant For Exhaust Buying Guide


Does the thought of finding a great High Temp Silicone Sealant For Exhaust stress you out? Has your mind been juggling between choices when it comes to buying High Temp Silicone Sealant For Exhaust in general, specifically regarding which model to choose?
If that’s the case, know that you’re not alone. Many people find it tough to buy the perfect High Temp Silicone Sealant For Exhaust for themselves. We understand the stress associated with the buying process!
Since you’re here, you are obviously curious about Best High Temp Silicone Sealant For Exhaust. You’ve been bombarded with information, so you need to find a reputable source with credible options before you make any decisions on which product would be best for your needs.
There are many sources that’ll provide you with that information- buying guides or ratings websites, word-of-mouth testimonials from friends or family members, online forums where users share their personal experiences, product reviews specifically found all over the internet and YouTube channels. Only thorough research will ensure that you get the right product.
But that’s not always easy, right? That's why we've taken time to compile a list of the best High Temp Silicone Sealant For Exhaust in today's market, on your behalf, so that there will be no more worries for you.
How did we come up with the list, you ask? How did we create this buying guide?
  • First, our algorithms collected as much information available about these products from trusted sources.
  • We employed both Artificial Intelligence and large data volume to validate all collected information.
  • Then our AI ranked them on their quality-to-price ratio using industry-standard criteria that let us pick the best High Temp Silicone Sealant For Exhaust currently on the market!
The products aren’t chosen randomly. We consider several criteria before assembling a list. Some of the criteria are discussed below-
  1. Brand Value: What happens when you go for a not-so-reputable brand just because the price seems cheap? Well, the chance of getting a short-lasting product goes higher. That’s because the renowned brands have a reputation to maintain, others don’t.
Top High Temp Silicone Sealant For Exhaust brands try to offer some unique features that make them stand out in the crowd. Thus hopefully, you’ll find one ideal product or another in our list.
  1. Features: You don’t need heaps of features, but useful ones. We look at the features that matter and choose the top High Temp Silicone Sealant For Exhaust based on that.
  2. Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products of higher specifications, but with the right balance.
  3. Customer Ratings: The hundreds of customers using the High Temp Silicone Sealant For Exhaust before you won’t say wrong, would they? Better ratings mean better service experienced by a good number of people.
  4. Customer ✨: Like ratings, customer reviews give you actual and trustworthy information, coming from real-world consumers about the High Temp Silicone Sealant For Exhaust they used.
  5. Seller Rank: Now, this is interesting! You don’t just need a good High Temp Silicone Sealant For Exhaust, you need a product that is trendy and growing in sales. It serves two objectives. Firstly, the growing number of users indicates the product is good. Secondly, the manufacturers will hopefully provide better quality and after-sales service because of that growing number.
  6. Value For The Money: They say you get what you pay for. Cheap isn’t always good. But that doesn’t mean splashing tons of money on a flashy but underserving product is good either. We try to measure how much value for the money you can get from your High Temp Silicone Sealant For Exhaust before putting them on the list.
  7. Durability: Durability and reliability go hand to hand. A robust and durable High Temp Silicone Sealant For Exhaust will serve you for months and years to come.
  8. Availability: Products come and go, new products take the place of the old ones. Probably some new features were added, some necessary modifications were done. What’s the point of using a supposedly good High Temp Silicone Sealant For Exhaust if that’s no longer continued by the manufacturer? We try to feature products that are up-to-date and sold by at least one reliable seller, if not several.
  9. Negative Ratings: Yes, we take that into consideration too! When we pick the top rated High Temp Silicone Sealant For Exhaust on the market, the products that got mostly negative ratings get filtered and discarded.

These are the criteria we have chosen our High Temp Silicone Sealant For Exhaust on. Does our process stop there? Heck, no! The most important thing that you should know about us is, we're always updating our website to provide timely and relevant information.
Since reader satisfaction is our utmost priority, we have a final layer of filtration. And that is you, the reader! If you find any High Temp Silicone Sealant For Exhaust featured here Incorrect, irrelevant, not up to the mark, or simply outdated, please let us know. Your feedback is always welcome and we’ll try to promptly correct our list as per your reasonable suggestion.