S100 Engine Brightener
MaybeAn estimated 0.1% of orders come back. But the top 5 brands take 100% of clicks, so S100 Engine Brightener is a Maybe.
- Flapen Score
- 50 / 100Top 44% of 7,287 Automotive niches · +1 vs the category median of 4950
- Market size
- $52K/yr24K searches / yr
- 90-day growth
- +86.7%search demand this quarter
- Competition
- 69%top-5 click share · 5 brands · 43 sellers
Flapen Score
S100 Engine Brightener against its category
The dotted line is the Automotive average. Past it, S100 Engine Brightener is stronger. Inside it, weaker.
Market
The S100 Engine Brightener market on Amazon at a glance
Shoppers on Amazon United States searched for S100 Engine Brightener 24K times last year and spent an estimated $52K. All 5 brands take every click. Flapen scores it 50 out of 100, a Maybe.
01 · Demand
An estimated 6.9% of those searches ended in a purchase.
Shoppers searched for this 24K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 6.9% of those searches ended in a purchase. Searches in the last 90 days moved +86.7% against the 90 days before. Searches, conversion and average price together put the market at an estimated $52K a year.
- Searches, last 12 months
- 24K
- Growth, 90 days vs prior 90
- +86.7%
- Conversion, latest week
- 6.9%
- Market size, estimated
- $52Ka year
- Top search term
- s100 engine brightener14K searches a year
02 · Price
A sale here is worth $30.91.
Listings sell for $30.91 on average, from $11.39 to $126.11. Amazon reports units sold in ranges. This niche sold 2K to 3K a year. The average listing sells 100 to 250 of them. At $30.91 that is $3K to $8K a year per listing.
- Average price
- $30.91inside the $15 to $100 sweet spot
- Price range
- $11.39–$126.11
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 2K–3K
- Units per listing a year
- 100–250
- Revenue per listing a year
- $3K–$8K
- Returns
- 0.1%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
25% of listings pay for placement with sponsored ads. 69% ship with Prime. On an average day, 1.1% of listings are out of stock. The average listing ranks #238 within Exterior Care. It carries 1,196 reviews at 4.68 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 25%
- Prime listings
- 69%
- Out of stock, average day
- 1.1%
- Average rank
- #238in Exterior Care
- Average rating
- 4.68 starsAmazon United States average 4.42 stars
- Average reviews
- 1,196per listing
- Listings tracked
- 16
04 · Newcomers
Brands here are established.
The brands on the shelf have sold for 99 months on average, so the names here are established.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 99 months
Products
Top S100 Engine Brightener 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 8, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
S100 Motorcycle Engine Brightener
- Price
- $16.73
- Rating
- 4.7/5
- Reviews
- 164
- Age
- 19y ago

PIG SPIT Original | Shine for Engines Trim Tires & Vinyl | Restores Faded Black Plastic | 9 oz. | 2-Pack
- Price
- $29.83
- Rating
- 4.8/5
- Reviews
- 1,061
- Age
- 8y ago

S100 19200A Engine Brightener Aerosol - 4.5 oz red blue
- Price
- $13.38
- Rating
- 4.7/5
- Reviews
- 1,919
- Age
- 18y ago

S100 19200A-02 Engine Brightener Aerosol - 4.5 oz. 2-Pack
- Price
- $25.64
- Rating
- 4.8/5
- Reviews
- 421
- Age
- 4y ago

S100 19200A-04 Engine Brightener Aerosol - 4.5 oz. 4-Pack
- Price
- $47.19
- Rating
- 4.8/5
- Reviews
- 421
- Age
- 4y ago
Trending
estimated 90-day click momentum
S100 12600A-02 Total Cycle Cleaner Aerosol - 21 oz. 2-Pack
- Price
- $30.07
- Rating
- 4.6/5
- Reviews
- 1,106
- Age
- 4y ago

Slick Products Shine & Protectant Spray 17.35 FL OZ. - High Gloss Clear Coating Renew Vinyl Plastic Rubber Trim Tire Engine Car Truck Motorcycle Dirt Bike
- Price
- $14.52
- Rating
- 4.7/5
- Reviews
- 4,571
- Age
- 12y ago

S100 19200A-04 Engine Brightener Aerosol - 4.5 oz. 4-Pack
- Price
- $47.19
- Rating
- 4.8/5
- Reviews
- 421
- Age
- 4y ago

Pig Spit Original Automotive Cleaner & Detailer - Multi-Surface Shine for Engines Trim Tires Vinyl & Plastic - 9 oz
- Price
- $19.20
- Rating
- 4.8/5
- Reviews
- 269
- Age
- 3y ago

S100 19200A-12PK-12PK Engine Brightener Aerosol - 54 fl. oz. (Pack of 12)
- Price
- $126.11
- Rating
- 4.4/5
- Reviews
- 26
- Age
- 11y ago
Newest
by launch date
Pig Spit Original Automotive Cleaner & Detailer - Multi-Surface Shine for Engines Trim Tires Vinyl & Plastic - 9 oz
- Price
- $19.20
- Rating
- 4.8/5
- Reviews
- 269
- Age
- 3y ago

S100 19200A-02 Engine Brightener Aerosol - 4.5 oz. 2-Pack
- Price
- $25.64
- Rating
- 4.8/5
- Reviews
- 421
- Age
- 4y ago

S100 19200A-04 Engine Brightener Aerosol - 4.5 oz. 4-Pack
- Price
- $47.19
- Rating
- 4.8/5
- Reviews
- 421
- Age
- 4y ago

S100 12600A-02 Total Cycle Cleaner Aerosol - 21 oz. 2-Pack
- Price
- $30.07
- Rating
- 4.6/5
- Reviews
- 1,106
- Age
- 4y ago

S100 19200A-03 Engine Brightener Aerosol - 4.5 oz. 3-Pack
- Price
- $37.04
- Rating
- 4.8/5
- Reviews
- 421
- Age
- 4y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 69% of clicks. Leaders hold, but buyers still shop past them.
Brands
5 rising
Sellers
43
Est. top-5 brand share
100%
Top 20: 100%
Est. top-5 click share
69%
Top 20: 100%
Open market
0%
- S S10052%
- Pig Spit26%
- Dr. Wack17%
- Bike Brite4%
- Slick Products1%
Demand
S100 Engine Brightener search demand
Weekly searches over the year. Pick a range.
Search terms
Top S100 Engine Brightener search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- s100 engine brightener14K/yr
- harley davidson engine brightener4K/yr
- harley engine brightener3K/yr
- engine brightener3K/yr
Reviews and returns
What reviews say buyers love and hate about S100 Engine Brightener
We read the reviews and the return reasons for every product selling here.
“their prices are just getting insane”
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.
19 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 S100 Engine Brightener 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









