3/8 Fuel Filter
MaybeBuyers convert on 10.0% of searches. But shoppers spend an estimated $145K a year here, so 3/8 Fuel Filter is a Maybe.
- Flapen Score
- 64 / 100Top 4% of 7,287 Automotive niches · +15 vs the category median of 4964
- Market size
- $145K/yr96K searches / yr
- 90-day growth
- +36.9%search demand this quarter
- Competition
- 57%top-5 click share · 22 brands · 53 sellers
Flapen Score
3/8 Fuel Filter against its category
The dotted line is the Automotive average. Past it, 3/8 Fuel Filter is stronger. Inside it, weaker.
Market
The 3/8 Fuel Filter market on Amazon at a glance
Shoppers on Amazon United States searched for 3/8 Fuel Filter 96K times last year and spent an estimated $145K. The top 5 brands take 63% of clicks. Demand peaks in May. Flapen scores it 64 out of 100, a Maybe.
01 · Demand
An estimated 10.0% of those searches ended in a purchase.
Shoppers searched for this 96K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 10.0% of those searches ended in a purchase. Searches in the last 90 days moved +36.9% against the 90 days before. Searches, conversion and average price together put the market at an estimated $145K a year.
- Searches, last 12 months
- 96K
- Growth, 90 days vs prior 90
- +36.9%
- Conversion, latest week
- 10.0%
- Market size, estimated
- $145Ka year
- Peak month
- May1.9× the quietest month
- Top search term
- 3/8 fuel filter45K searches a year
02 · Price
A sale here is worth $15.01.
Listings sell for $15.01 on average, from $6.28 to $45.35. Amazon reports units sold in ranges. This niche sold 10K to 13K a year. The average listing sells 250 to 500 of them. At $15.01 that is $4K to $8K a year per listing.
- Average price
- $15.01inside the $15 to $100 sweet spot
- Price range
- $6.28–$45.35
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 10K–13K
- Units per listing a year
- 250–500
- Revenue per listing a year
- $4K–$8K
- Returns
- 1.6%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
81% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #411 within Filters. It carries 426 reviews at 4.27 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 81%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #411in Filters
- Average rating
- 4.27 starsAmazon United States average 4.42 stars
- Average reviews
- 426per listing
- Listings tracked
- 26
04 · Newcomers
0 of last year's 5 launches cleared the first-year sales bar.
5 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 49 months on average, so the names here are settling in.
- Launched, last 12 months
- 5
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 49 months
Products
Top 3/8 Fuel Filter 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 9, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
WIX Racing Filters Fuel Filter
- Price
- $6.28
- Rating
- 4.7/5
- Reviews
- 1,244
- Age
- 20y ago

WIX 33033 Universal In-Line Fuel Filter with 3/8 Clamp-On Inlet/Outlet Max Pressure 60-PSI
- Price
- $7.31
- Rating
- 4.8/5
- Reviews
- 1,477
- Age
- 20y ago

FUEL FILTERS INDUSTRIAL HIGH PERFORMANCE UNIVERSAL INLINE GAS FUEL LINE 3/8 2 Pack
- Price
- $9.51
- Rating
- 4.5/5
- Reviews
- 225
- Age
- 2y ago

Universal Replacement Gas Inline Fuel Filters for Motorcycles Cars Trucks And Gasoline Powered Engines 3/8 Inch (Pack of 4)
- Price
- $9.87
- Rating
- 4.4/5
- Reviews
- 1,402
- Age
- 1y ago

K&N 81-0300 Replacement Fuel Filter
- Price
- $9.21
- Rating
- 4.5/5
- Reviews
- 3,954
- Age
- 6y ago
Trending
estimated 90-day click momentum
3/8Inch (10MM) ID Fuel Line kits 6Ft Fuel Line&2Pcs Gas Inline Fuel Filter Fits 3/8inch&4 Pcs Mini Adjustable Fuel Hose Clamps for Motorcycles ATV Lawn Mowers Small Tractors Garden Tillers
- Price
- $15.57
- Rating
- 4.3/5
- Reviews
- 9
- Age
- 5mo ago

3/8Inch (10MM) ID Fuel Line kits 5Pcs Gas Inline Fuel Filter Fits 3/8inch Fuel Line Universal 3/8 Clear Fuel Filter for Motorcycles ATV Lawn Mowers Small Tractors Garden Tillers
- Price
- $12.47
- Rating
- 3.2/5
- Reviews
- 8
- Age
- 5mo ago

JAVOUKA 10 Pack Fuel Filter 3/8 Universal Inline Gas Fuel Filters Fit for Cars Motorcycles Industrial Tractors Trucks RVs Gas Powered Engine
- Price
- $19.25
- Rating
- 3.6/5
- Reviews
- 16
- Age
- 11mo ago

3/8 inch Universal Gas Inline Fuel Filters Fits Fuel Line and Widely Used for Replacing Fuel Filter of Cars Motorcycles Trucks And Gasoline Powered Engines
- Price
- $8.27
- Rating
- 3.7/5
- Reviews
- 50
- Age
- 1y ago

3/8 Universal Fuel Filters Industrial Tractors Cars Trucks Motorcycles Gas Powered Engine Inline Gas Fuel Line 5 Pack
- Price
- $11.15
- Rating
- 4.0/5
- Reviews
- 418
- Age
- 4y ago
Newest
by launch date
3/8Inch (10MM) ID Fuel Line kits 5Pcs Gas Inline Fuel Filter Fits 3/8inch Fuel Line Universal 3/8 Clear Fuel Filter for Motorcycles ATV Lawn Mowers Small Tractors Garden Tillers
- Price
- $12.47
- Rating
- 3.2/5
- Reviews
- 8
- Age
- 5mo ago

3/8Inch (10MM) ID Fuel Line kits 6Ft Fuel Line&2Pcs Gas Inline Fuel Filter Fits 3/8inch&4 Pcs Mini Adjustable Fuel Hose Clamps for Motorcycles ATV Lawn Mowers Small Tractors Garden Tillers
- Price
- $15.57
- Rating
- 4.3/5
- Reviews
- 9
- Age
- 5mo ago

CNRAQR 3/8Fuel Filters 178 Micron Removable Black Anodized Aluminum
- Price
- $10.17
- Rating
- 4.4/5
- Reviews
- 99
- Age
- 8mo ago

JAVOUKA 10 Pack Fuel Filter 3/8 Universal Inline Gas Fuel Filters Fit for Cars Motorcycles Industrial Tractors Trucks RVs Gas Powered Engine
- Price
- $19.25
- Rating
- 3.6/5
- Reviews
- 16
- Age
- 11mo ago

BESULEN 3/8 Inch Gas Inline Fuel Filters 4PCS Vehicle Gasoline Powered Engines Fuel Filters Replacement Automotive Engines Accessories Universal for Motorcycles Cars Trucks
- Price
- $7.56
- Rating
- 3.9/5
- Reviews
- 17
- Age
- 11mo ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 57% of clicks. Leaders hold, but buyers still shop past them.
Brands
22 rising
Sellers
53
Est. top-5 brand share
63%
Top 20: 98%
Est. top-5 click share
57%
Top 20: 94%
Open market
32%
- Wix27%
- Deflife12%
- The Revenant12%
- K&N7%
- Riyhch5%
- EVIL ENERGY5%
Demand
3/8 Fuel Filter search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: May · busiest ÷ quietest = 1.9×
Search terms
Top 3/8 Fuel Filter search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- 3/8 fuel filter45K/yr
- 3/8 inline fuel filter18K/yr
- in line fuel filter 3/812K/yr
- inline fuel filter 3/89K/yr
- fuel filter 3/85K/yr
- 3/8 fuel filter inline4K/yr
- 3/8 in line fuel filter3K/yr
Reviews and returns
What reviews say buyers love and hate about 3/8 Fuel Filter
We read the reviews and the return reasons for every product selling here.
“In turn there is zero filtration”
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.
18 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 3/8 Fuel Filter 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









