Exhaust Sealant
FailThe top 5 brands take 97% of clicks, so Exhaust Sealant is a Fail.
- Flapen Score
- 46 / 100Ranks 4,486 of 7,287 Automotive niches · −3 vs the category median of 4946
- Market size
- $83K/yr79K searches / yr
- 90-day growth
- +15.2%search demand this quarter
- Competition
- 66%top-5 click share · 7 brands · 121 sellers
Flapen Score
Exhaust Sealant against its category
The dotted line is the Automotive average. Past it, Exhaust Sealant is stronger. Inside it, weaker.
Market
The Exhaust Sealant market on Amazon at a glance
Shoppers on Amazon United States searched for Exhaust Sealant 79K times last year and spent an estimated $83K. The top 5 brands take 97% of clicks. Flapen scores it 46 out of 100, a Fail.
01 · Demand
An estimated 9.9% of those searches ended in a purchase.
Shoppers searched for this 79K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 9.9% of those searches ended in a purchase. Searches in the last 90 days moved +15.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated $83K a year.
- Searches, last 12 months
- 79K
- Growth, 90 days vs prior 90
- +15.2%
- Conversion, latest week
- 9.9%
- Market size, estimated
- $83Ka year
- Top search term
- exhaust sealant30K searches a year
02 · Price
A sale here is worth $10.56.
Listings sell for $10.56 on average, from $4.25 to $25.20. Amazon reports units sold in ranges. This niche sold 6K to 8K a year. The average listing sells 250 to 500 of them. At $10.56 that is $3K to $5K a year per listing.
- Average price
- $10.56under the $15 to $100 sweet spot
- Price range
- $4.25–$25.20
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 6K–8K
- Units per listing a year
- 250–500
- Revenue per listing a year
- $3K–$5K
- Returns
- 1.5%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
58% of listings pay for placement with sponsored ads. 89% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #59 within Fillers, Adhesives & Sealants. It carries 2,249 reviews at 4.35 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 58%
- Prime listings
- 89%
- Out of stock, average day
- 0.0%
- Average rank
- #59in Fillers, Adhesives & Sealants
- Average rating
- 4.35 starsAmazon United States average 4.42 stars
- Average reviews
- 2,249per listing
- Listings tracked
- 19
04 · Newcomers
Brands here are settling in.
The brands on the shelf have sold for 57 months on average, so the names here are settling in.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 57 months
Products
Top Exhaust Sealant products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 8, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Permatex 81878 Ultra Copper Maximum Temperature RTV Silicone Gasket Maker 3 oz. Tube
- Price
- $8.13
- Rating
- 4.8/5
- Reviews
- 3,365
- Age
- 1y ago

J-B Weld MufflerSeal Muffler Cement Plastic Tube 12 oz. Model Number: 37912
- Price
- $12.75
- Rating
- 4.4/5
- Reviews
- 1,654
- Age
- 6y ago

Visbella Auto Vehicle Exhaust System Sealant Non-Slumping Professional Repair Crack Adhesive Super Glue Sealer for Car Mufflers Tailpipes Catalytic Converters (Tube Gram 75)
- Price
- $7.86
- Rating
- 4.2/5
- Reviews
- 809
- Age
- 3y ago

LOCBONDSO Muffler Repair Kit Heat Resistant Up to 2012F Exhaust Sealant Professional Seal for Exhaust Systems Mufflers Tailpipes and Catalytic Converters 2.6 oz
- Price
- $7.65
- Rating
- 4.1/5
- Reviews
- 401
- Age
- 1y ago

MPD Muffler Cement Putty 16 oz | Seals Exhaust Leaks Cracks & Holes | Heat Resistant Up to 2000F | Easy Application for Automotive Repairs (Pack of 1)
- Price
- $16.18
- Rating
- 4.4/5
- Reviews
- 116
- Age
- 1y ago
Trending
estimated 90-day click momentum
Permatex 80335 3 Oz Muffler & Tailpipe Sealer
- Price
- $9.17
- Rating
- 3.8/5
- Reviews
- 4
- Age
- 7y ago

MPD Muffler Cement Putty 16 oz | Seals Exhaust Leaks Cracks & Holes | Heat Resistant Up to 2000F | Easy Application for Automotive Repairs (Pack of 1)
- Price
- $16.18
- Rating
- 4.4/5
- Reviews
- 116
- Age
- 1y ago

Walker 35958 Muffler/Exhaust Putty
- Price
- $12.54
- Rating
- 4.4/5
- Reviews
- 1,014
- Age
- 20y ago

Permatex 27038 Optimum Red High Temperature Gasket Maker 3 oz
- Price
- $8.74
- Rating
- 4.7/5
- Reviews
- 436
- Age
- 6y ago

Visbella Auto Vehicle Exhaust System Sealant Non-Slumping Professional Repair Crack Adhesive Super Glue Sealer for Car Mufflers Tailpipes Catalytic Converters (Tube Gram 75)
- Price
- $7.86
- Rating
- 4.2/5
- Reviews
- 809
- Age
- 3y ago
Newest
by launch date
MPD Muffler Cement Putty 16 oz | Seals Exhaust Leaks Cracks & Holes | Heat Resistant Up to 2000F | Easy Application for Automotive Repairs (Pack of 2)
- Price
- $25.20
- Rating
- 4.4/5
- Reviews
- 116
- Age
- 1y ago

MPD Muffler Cement Putty 16 oz | Seals Exhaust Leaks Cracks & Holes | Heat Resistant Up to 2000F | Easy Application for Automotive Repairs (Pack of 1)
- Price
- $16.18
- Rating
- 4.4/5
- Reviews
- 116
- Age
- 1y ago

Permatex 81878 Ultra Copper Maximum Temperature RTV Silicone Gasket Maker 3 oz. Tube
- Price
- $8.13
- Rating
- 4.8/5
- Reviews
- 3,365
- Age
- 1y ago

LOCBONDSO High Temp Exhaust Repair Kit Muffler Repair Kit & Exhaust Sealant Exhaust Leak Repair for Muffler Tailpipe Exhaust System 5.3 oz.
- Price
- $9.73
- Rating
- 4.0/5
- Reviews
- 268
- Age
- 1y ago

LOCBONDSO Muffler Repair Kit Heat Resistant Up to 2012F Exhaust Sealant Professional Seal for Exhaust Systems Mufflers Tailpipes and Catalytic Converters 2.6 oz
- Price
- $7.65
- Rating
- 4.1/5
- Reviews
- 401
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 66% of clicks. Leaders hold, but buyers still shop past them.
Brands
7 flat
Sellers
121
Est. top-5 brand share
97%
Top 20: 100%
Est. top-5 click share
66%
Top 20: 100%
Open market
2%
- J-B Weld29%
- Permatex29%
- Visbella19%
- LOCBONDSO13%
- MPD6%
- Walker2%
- Open — no brand owns it (1 brand, 2%)
Demand
Exhaust Sealant search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.6× · 11 of 12 months tracked
Search terms
Top Exhaust Sealant search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- exhaust sealant30K/yr
- exhaust sealant high temp8K/yr
- high temp exhaust sealant8K/yr
- permatex muffler & tailpipe sealer4K/yr
- exhaust sealer5K/yr
- exhaust paste5K/yr
- exhaust seal5K/yr
- muffler sealant3K/yr
- exhaust gasket sealer4K/yr
- exhaust pipe sealant4K/yr
Reviews and returns
What reviews say buyers love and hate about Exhaust Sealant
We read the reviews and the return reasons for every product selling here.
“falls apart within days”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
16 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Exhaust Sealant questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









