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s100 engine brightener

Skip it43/100

a small market ($52K/yr) — s100 engine brightener doesn't clear our bar today.

Market/yr

$52K

Growth (1y)

+230.4%

Products

16

Brands

5

was 4 a year ago

Sellers

43

Price range

$11.39–$126.11

Returns

0.1%

Rating

4.7★

43/100

Skip it

Scored 43/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns
Market size
3
×0.30
Growth
80
×0.30
Competition
32
×0.20
Quality gap
22
×0.10
Returns
99
×0.10

Demand

Weekly Amazon search volume, last 10 weeks — +230.4% year over year.
3K1KSpike '26May '26May '26May '26May '26May '26Jun '26Jun '26Jun '26Jun '26Jul '26

Competition

52%S S100
  • S S10052%
  • Pig Spit26%
  • Dr. Wack17%
  • Bike Brite4%
  • Slick Products1%

The top 5 products take 69% of clicks — established leaders, but buyers still shop beyond them. 5 brands and 43 sellers compete here.

Brands

5 rising

was 4 a year ago

Sellers

43

Top 5 brand share

100%

#ProductBrandPriceRatingReviewsClick shareTrend
1S S100$16.734.7★16422%rising
3Dr. Wack$13.384.7★1,91911%falling
10S S100$17.374.5★1043%falling
12S S100$11.394.6★5972%rising

Product shelf

All 16 tracked products in this niche.

Reviews

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

What buyers love

Quality-Overall26%

“Excellent product”

Ease Of Cleaning18%

“Cleans fairly good without scrubbing”

Advertised Vs Actual Product9%

“Works as advertised”

Efficiency8%

“Well it worked very well on her 2023 Harley”

Product Condition6%

“My pickup looks brand new”

Ease Of Use6%

“Easy to use”

Brightness/Shine/Glow4%

“While it provides a high-gloss look”

Spray/Flow4%

“easy to spray on and rinse off”

Paint Quality3%

“The black engine paint on my Fatboy was in good shape”

Value For Money3%

“Its not so expensive that I wont buy it again, however”

What buyers complain about

Value For Money23%

“their prices are just getting insane”

Spray/Flow11%

“Bad spray nozzle”

Ease Of Cleaning10%

“Don't buy this unless you plan to wipe down EVERYTHING you sprayed it on”

Brightness/Shine/Glow8%

“nothing else in the market that will brighten up your dull black metals motors etc”

Add-Ons/Attachments6%

“I ordered with spray attachment it was not included with the purchase”

Smell6%

“The scent is not strong, no residue, from what I hear him tell others”

Functionality-Overall5%

“Doesn't work at all”

Paint Quality3%

“Turned that older greying engine paint back to black”

Size-Overall3%

“Its a small can”

Jamming/Clogging3%

“Spray nozzle would clog every 5 seconds of spraying and would have to be taken off and sprayed out”

Top return reasons

  • Leak-Proof28%
  • Advertised Vs Actual Product18%
  • Ease Of Cleaning10%
  • Wet Cleaning10%
  • Spray/Flow8%
  • Defective Material/Parts5%
  • Compatibility-Overall5%
  • Paint Quality5%
  • Size-Overall5%
  • Quality-Overall3%

Data scraped July 8, 2026 · Marketplace baseline: 4.4★ avg rating · $22.65 median price · 2.2% median returns across 14,117 tracked niches.