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plastic fuel tank repair kit

Skip it51/100

a small market ($145K/yr) — plastic fuel tank repair kit doesn't clear our bar today.

Market/yr

$145K

Growth (1y)

+214.6%

Products

27

Brands

14

was 12 a year ago

Sellers

141

Price range

$5.81–$45.35

Returns

0.9%

Rating

4.3★

51/100

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Scored 51/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns
Market size
7
×0.30
Growth
78
×0.30
Competition
49
×0.20
Quality gap
63
×0.10
Returns
93
×0.10

Demand

Weekly Amazon search volume, last 104 weeks — +214.6% year over year.
4K2KSpike '25Prime Day '25Spike '26Jul '24Nov '24Mar '25Jul '25Nov '25Mar '26

Seasonality

Monthly demand index across the year — 1.00 is average.

No pronounced peak months · busiest ÷ quietest = 1.9×

Competition

31%J-B Weld
  • J-B Weld31%
  • Permatex20%
  • Blue Magic16%
  • Pro Seal9%
  • Hzutloer5%
  • Tech-Bond3%
  • Other (8 brands)16%

The top 5 products take 57% of clicks — established leaders, but buyers still shop beyond them. 14 brands and 141 sellers compete here.

Brands

14 rising

was 12 a year ago

Sellers

141

Top 5 brand share

80%

#ProductBrandPriceRatingReviewsClick shareTrend
2J-B Weld$13.744.4★1,34513%falling
3Permatex$12.294.0★48110%rising
7Permatex$12.554.2★2753%falling

Product shelf

All 27 tracked products in this niche.

Reviews

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

What buyers love

Quality-Overall18%

“Good product,works as advertised”

Advertised Vs Actual Product12%

“As advertised”

Ease Of Use10%

“Easy to use”

Efficiency9%

“its nearly always served its purpose pretty well”

Strength6%

“Super strong”

Value For Money6%

“Excellent price”

Adhesion/Stickiness6%

“Adheres well and sets up strong”

Maintenance And Repair4%

“It worked ok for simple repairs”

Durability3%

“Durable”

Leak-Proof3%

“no water leaking”

What buyers complain about

Leak-Proof19%

“It was a pretty significant leak”

Functionality-Overall14%

“Did not work”

Adhesion/Stickiness10%

“Didnt stick well”

Durability4%

“it will only last a few weeks”

Value For Money4%

“Expensive”

Quality-Overall3%

“cheap product”

Ease Of Use3%

“Impossible to use”

Water Resistance3%

“Not waterproof”

Maintenance And Repair2%

“This would have been a very expensive repair”

Material Quality2%

“Doesn't work on hard plastic”

Top return reasons

  • Adhesion/Stickiness23%
  • Functionality-Overall14%
  • Advertised Vs Actual Product10%
  • Defective Material/Parts7%
  • Value For Money7%
  • Color6%
  • Leak-Proof5%
  • Material Quality4%
  • Maintenance And Repair4%
  • Compatibility-Overall4%

Data scraped July 8, 2026 · Marketplace baseline: 4.4★ avg rating · $22.72 median price · 2.2% median returns across 14,725 tracked niches.