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6an fuel line

Skip it45/100

a small market ($230K/yr) — 6an fuel line doesn't clear our bar today.

Market/yr

$230K

Growth (1y)

+170.8%

Products

19

Brands

6

was 15 a year ago

Sellers

11

Price range

$12.61–$112.32

Returns

2.3%

Rating

4.5★

45/100

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Scored 45/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns
Market size
12
×0.30
Growth
73
×0.30
Competition
39
×0.20
Quality gap
37
×0.10
Returns
82
×0.10

Demand

Weekly Amazon search volume, last 104 weeks — +170.8% year over year.
2K932.5Spike '24Holiday '24Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26

Seasonality

Monthly demand index across the year — 1.00 is average.

No pronounced peak months · busiest ÷ quietest = 1.8×

Competition

85%EVIL ENERGY
  • EVIL ENERGY85%
  • Medoon8%
  • Piodelo2%
  • POHIR2%
  • ZHSYMX2%
  • CNRAQR1%

The top 5 products take 64% of clicks — established leaders, but buyers still shop beyond them. 6 brands and 11 sellers compete here.

Brands

6 falling

was 15 a year ago

Sellers

11

Top 5 brand share

99%

#ProductBrandPriceRatingReviewsClick shareTrend

Product shelf

All 19 tracked products in this niche.

Reviews

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall38%

“Excellent product”

Value For Money11%

“Super great and affordable kit”

Leak-Proof8%

“This fuel line is holding up where I've had leaks”

Efficiency8%

“Chev c10 short bed worked perfectly”

Ease Of Use6%

“Easy to use”

Assembly/Installation5%

“Easy to assemble”

Advertised Vs Actual Product5%

“works as expected”

Fuel Efficiency4%

“GOOD FUEL LINES AND FITTINGS EASY TO INSTALL HOSE FITTINGS WITH NO LEAKSN”

Pressure3%

“Great kit for building high pressure power steering lines”

Mounting2%

“Easy to cut and mount”

What buyers complain about

Quality-Overall28%

“Poor product”

Leak-Proof21%

“Leaked all my fuel to the ground while driving”

Assembly/Installation13%

“Haven't installed it yet”

Value For Money7%

“A little expensive”

Pressure4%

“It stopped holding the output fitting”

Thickness3%

“it was thinner than other ptfe braided fuel line I have used in the past”

Smell3%

“i started smelling gas”

Size-Overall2%

“NOT your standard AN fitting or hose”

Ease Of Use2%
Instructions/User Manual/Troubleshooting2%

“instructions appear to be poorly translated Chinese to English”

Top return reasons

  • Size-Overall57%
  • Compatibility-Overall10%
  • Advertised Vs Actual Product4%
  • Leak-Proof4%
  • Value For Money3%
  • Quality-Overall3%
  • Defective Material/Parts3%
  • Assembly/Installation3%
  • Material Quality2%
  • Functionality-Overall2%

Data scraped July 9, 2026 · Marketplace baseline: 4.4★ avg rating · $22.71 median price · 2.2% median returns across 13,969 tracked niches.