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mercury outboard fuel line

Skip it47/100

a small market ($54K/yr) — mercury outboard fuel line doesn't clear our bar today.

Market/yr

$54K

Growth (1y)

+204.4%

Products

21

Brands

14

was 17 a year ago

Sellers

83

Price range

$12.96–$98.14

Returns

3.8%

Rating

4.2★

47/100

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Scored 47/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns
Market size
3
×0.30
Growth
77
×0.30
Competition
48
×0.20
Quality gap
66
×0.10
Returns
70
×0.10

Demand

Weekly Amazon search volume, last 104 weeks — +204.4% year over year.
2K772.5Spike '25Spike '26Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26

Seasonality

Monthly demand index across the year — 1.00 is average.

Peak months: Apr, May, Jun, Jul · busiest ÷ quietest = 5.4×

Competition

47%attwood
  • attwood47%
  • iFJF10%
  • Quicksilver10%
  • SEACHOICE5%
  • Five Oceans5%
  • NOTETOUPT4%
  • Other (8 brands)19%

The top 5 products take 58% of clicks — established leaders, but buyers still shop beyond them. 14 brands and 83 sellers compete here.

Brands

14 falling

was 17 a year ago

Sellers

83

Top 5 brand share

78%

#ProductBrandPriceRatingReviewsClick shareTrend

Product shelf

All 21 tracked products in this niche.

Reviews

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

What buyers love

Quality-Overall21%

“Hose and hardware are all high quality at first glance with no flags”

Size-Overall21%

“Both connectors are solid and perfect fit”

Value For Money7%

“Great price”

Connectivity-Overall6%

“comes with everything you need just connect & prim”

Leak-Proof4%

“No leaks”

Durability4%

“Appears durable and universal”

Fuel Efficiency4%

“Great fuel line assembly at a reasonable price”

Efficiency4%

“It functions properly”

Compatibility-Overall3%

“- Universal compatibility — Fits common outboards without needing extra adapters”

Advertised Vs Actual Product3%

“as described on the product page”

What buyers complain about

Quality-Overall20%

“Very poor quality bulb”

Durability9%

“It probably wont last as long”

Size-Overall9%

“Fittings are bulky and doesnt fit”

Advertised Vs Actual Product9%

“Not as advertised”

Leak-Proof9%

“it leaks like crazy”

Fuel Efficiency6%

“Fuel line quality, lacking”

Compatibility-Overall4%

“Connectors didnt fit my tank”

Material Quality4%

“Made out of cheap rubber”

Value For Money2%

“A bit on the expensive side compared to competitors”

Thickness2%

“the primer bulb is twice as thick as the aftermarket”

Top return reasons

  • Size-Overall50%
  • Compatibility-Overall13%
  • Advertised Vs Actual Product8%
  • Connectivity-Overall5%
  • Assembly/Installation5%
  • Defective Material/Parts3%
  • Leak-Proof3%
  • Functionality-Overall3%
  • Quality-Overall2%
  • Value For Money1%

Data scraped July 9, 2026 · Marketplace baseline: 4.4★ avg rating · $22.66 median price · 2.2% median returns across 14,544 tracked niches.