3/8 Fuel Line
MaybeBuyers convert on 14.1% of searches. But the top 5 products take 84% of clicks, so 3/8 Fuel Line is a Maybe.
- Flapen Score
- 53 / 100Top 31% of 7,287 Automotive niches · +4 vs the category median of 4953
- Market size
- $756K/yr261K searches / yr
- 90-day growth
- +17.8%search demand this quarter
- Competition
- 84%top-5 click share · 8 brands · 11 sellers
Flapen Score
3/8 Fuel Line against its category
The dotted line is the Automotive average. Past it, 3/8 Fuel Line is stronger. Inside it, weaker.
Market
The 3/8 Fuel Line market on Amazon at a glance
Shoppers on Amazon United States searched for 3/8 Fuel Line 261K times last year and spent an estimated $756K. The top 5 brands take 92% of clicks. Demand peaks in May. Flapen scores it 53 out of 100, a Maybe.
01 · Demand
An estimated 14.1% of those searches ended in a purchase.
Shoppers searched for this 261K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 14.1% of those searches ended in a purchase. Searches in the last 90 days moved +17.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated $756K a year.
- Searches, last 12 months
- 261K
- Growth, 90 days vs prior 90
- +17.8%
- Conversion, latest week
- 14.1%
- Market size, estimated
- $756Ka year
- Peak month
- May1.9× the quietest month
- Top search term
- 3/8 fuel line172K searches a year
02 · Price
A sale here is worth $20.56.
Listings sell for $20.56 on average, from $8.41 to $43.98. Amazon reports units sold in ranges. This niche sold 30K to 40K a year. The average listing sells 5,000 to 6,000 of them. At $20.56 that is $103K to $123K a year per listing.
- Average price
- $20.56inside the $15 to $100 sweet spot
- Price range
- $8.41–$43.98
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 30K–40K
- Units per listing a year
- 5,000–6,000
- Revenue per listing a year
- $103K–$123K
- Returns
- 1.7%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads and reviews.
91% 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 #224 within Belts, Hoses & Pulleys. It carries 1,723 reviews at 4.61 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 91%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #224in Belts, Hoses & Pulleys
- Average rating
- 4.61 starsAmazon United States average 4.42 stars
- Average reviews
- 1,723per listing
- Listings tracked
- 11
04 · Newcomers
1 of last year's 1 launches cleared the first-year sales bar.
1 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 53 months on average, so the names here are settling in.
- Launched, last 12 months
- 1
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 53 months
Products
Top 3/8 Fuel Line 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
3/8 Inch (10mm) ID Fuel Line Hose 10FT NBR Rubber Push Lock Hose High Pressure 300PSI for Automotive Fuel Systems Engines
- Price
- $10.42
- Rating
- 4.6/5
- Reviews
- 5,527
- Age
- 4y ago

EVIL ENERGY 3/8 Fuel Hose Line Push Lock NBR Rubber SAE 30R7 10FT 300PSI
- Price
- $14.89
- Rating
- 4.8/5
- Reviews
- 2,325
- Age
- 5y ago

3/8 Inch (10mm) ID Fuel Line Hose 10 FT 300PSI Push Lock NBR Rubber Hose for Automotive
- Price
- $8.41
- Rating
- 4.6/5
- Reviews
- 1,837
- Age
- 4y ago

HOUSUN Fuel Line 3/8 Inch ID Fuel Hose 10FT J30R7 Fuel Line Hose NBR with 10 Clamps.
- Price
- $11.79
- Rating
- 4.6/5
- Reviews
- 1,790
- Age
- 2y ago

Jeemiter 3/8 ID Fuel Hose 25FT Complete Kit - Includes 10 Clamps for Small Engine Automotive Marine Use - SAE 30R7 Rated for Gas Oil Diesel
- Price
- $32.86
- Rating
- 4.5/5
- Reviews
- 537
- Age
- 3y ago
Trending
estimated 90-day click momentum
3/8 Inch (10mm) ID Fuel Line Hose 10FT NBR Rubber Push Lock Tubing High Pressure 300PSI for Automotive Fuel Systems Engines and Gas Transmission Line
- Price
- $9.84
- Rating
- 4.4/5
- Reviews
- 41
- Age
- 7mo ago

Jeemiter 3/8 ID Fuel Hose 25FT Complete Kit - Includes 10 Clamps for Small Engine Automotive Marine Use - SAE 30R7 Rated for Gas Oil Diesel
- Price
- $32.86
- Rating
- 4.5/5
- Reviews
- 537
- Age
- 3y ago

EVIL ENERGY 3/8 Fuel Hose Line Push Lock SAE 30R7 NBR 20FT 300PSI
- Price
- $37.84
- Rating
- 4.8/5
- Reviews
- 228
- Age
- 2y ago

3/8 Inch (10mm) ID Fuel Line Hose 10 FT 300PSI Push Lock NBR Rubber Hose for Automotive
- Price
- $8.41
- Rating
- 4.6/5
- Reviews
- 1,837
- Age
- 4y ago

3/8 Inch ID NBR Rubber Hose 10 Feet Fuel Hose Line Transfer Hose for Small Engine Black
- Price
- $9.54
- Rating
- 4.5/5
- Reviews
- 413
- Age
- 3y ago
Newest
by launch date
3/8 Inch (10mm) ID Fuel Line Hose 10FT NBR Rubber Push Lock Tubing High Pressure 300PSI for Automotive Fuel Systems Engines and Gas Transmission Line
- Price
- $9.84
- Rating
- 4.4/5
- Reviews
- 41
- Age
- 7mo ago

EVIL ENERGY 3/8 Fuel Hose Line Push Lock SAE 30R7 NBR 20FT 300PSI
- Price
- $37.84
- Rating
- 4.8/5
- Reviews
- 228
- Age
- 2y ago

HOUSUN Fuel Line 3/8 Inch ID Fuel Hose 10FT J30R7 Fuel Line Hose NBR with 10 Clamps.
- Price
- $11.79
- Rating
- 4.6/5
- Reviews
- 1,790
- Age
- 2y ago

Pangda Fuel Line Hose NBR Rubber Hose Line 3/8 Transfer 300PSI Boat Fuel for Small Automotive Engine Systems(1 Pcs 20ft 3/8 Inch)
- Price
- $22.22
- Rating
- 4.5/5
- Reviews
- 314
- Age
- 3y ago

Jeemiter 3/8 ID Fuel Hose 25FT Complete Kit - Includes 10 Clamps for Small Engine Automotive Marine Use - SAE 30R7 Rated for Gas Oil Diesel
- Price
- $32.86
- Rating
- 4.5/5
- Reviews
- 537
- Age
- 3y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 84% of clicks. A locked shelf that new listings rarely crack.
Brands
8 flat
Sellers
11
Est. top-5 brand share
92%
Top 20: 100%
Est. top-5 click share
84%
Top 20: 100%
Open market
5%
- dojobkinb43%
- EVIL ENERGY23%
- Eunice12%
- HOUSUN9%
- Jeemiter5%
- Pangda3%
- Open — no brand owns it (2 brands, 5%)
Demand
3/8 Fuel Line 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 Line search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- 3/8 fuel line172K/yr
- 3/8 fuel hose31K/yr
- 3/8 coolant hose7K/yr
- 3/8 fuel line hose7K/yr
- 3/8 heater hose7K/yr
- 3/8 fuel injection hose6K/yr
- 3/8 id fuel line6K/yr
- fuel line 3/85K/yr
- 3/8 rubber fuel line3K/yr
- 3/8 high pressure fuel line4K/yr
Reviews and returns
What reviews say buyers love and hate about 3/8 Fuel Line
We read the reviews and the return reasons for every product selling here.
“starting to leak”
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.
17 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 Line 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









