Engine Degreaser
FailShoppers spend an estimated $102K a year here, so Engine Degreaser is a Fail.
- Flapen Score
- 44 / 100Ranks 542 of 811 Automotive niches · −5 vs the category median of 4944
- Market size
- £102K/yr129K searches / yr
- 90-day growth
- +1.8%search demand this quarter
- Competition
- 69%top-5 click share · 13 brands · 62 sellers
Flapen Score
Engine Degreaser against its category
The dotted line is the Automotive average. Past it, Engine Degreaser is stronger. Inside it, weaker.
Market
The Engine Degreaser market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Engine Degreaser 129K times last year and spent an estimated £102K. The top 5 brands take 79% of clicks. Demand peaks in Aug–Sep. Flapen scores it 44 out of 100, a Fail.
01 · Demand
An estimated 7.9% of those searches ended in a purchase.
Shoppers searched for this 129K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 7.9% of those searches ended in a purchase. Searches in the last 90 days moved +1.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated £102K a year.
- Searches, last 12 months
- 129K
- Growth, 90 days vs prior 90
- +1.8%
- Conversion, latest week
- 7.9%
- Market size, estimated
- £102Ka year
- Peak month
- August2.1× the quietest month
- Top search term
- engine degreaser43K searches a year
02 · Price
A sale here is worth £10.00.
Listings sell for £10.00 on average, from £4.48 to £20.25. Amazon reports units sold in ranges. This niche sold 10K to 13K a year. The average listing sells 250 to 500 of them. At £10.00 that is £3K to £5K a year per listing.
- Average price
- £10.00under the $15 to $100 sweet spot
- Price range
- £4.48–£20.25
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 10K–13K
- Units per listing a year
- 250–500
- Revenue per listing a year
- £3K–£5K
- Returns
- 0.3%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is low.
56% of listings pay for placement with sponsored ads. 72% ship with Prime. On an average day, 4.1% of listings are out of stock. The average listing ranks #21 within Oils & Fluids. It carries 826 reviews at 4.52 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 56%
- Prime listings
- 72%
- Out of stock, average day
- 4.1%
- Average rank
- #21in Oils & Fluids
- Average rating
- 4.52 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 826per listing
- Listings tracked
- 18
04 · Newcomers
Brands here are established.
The brands on the shelf have sold for 68 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
- 68 months
Products
Top Engine Degreaser 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 18, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
STP Engine Degreaser Professional Series 500ml Penetrates and Dissolves Heavy Dirt and Deposits Easily and Quickly Restore your Engines Performance for a Smoother Engine
- Price
- £5.63
- Rating
- 4.6/5
- Reviews
- 1,139
- Age
- 14y ago

Chemical Trade Store - Concentrated Engine Degreaser & Parts Washer Fluid 2.5L - Heavy-Duty Solvent for Grease Oil & Grime - Powerful Cleaner for Engines Machinery & Workshop Tools
- Price
- £7.24
- Rating
- 4.4/5
- Reviews
- 132
- Age
- 1y ago

Autoglym Engine and Machine Cleaner 1L - Engine Cleaning Spray Water-Based Formula Dissolves Oil Grease and Grime Easy to Apply
- Price
- £8.47
- Rating
- 4.6/5
- Reviews
- 2,261
- Age
- 17y ago

GUNK GK6868 Ultra Engine Degreasant 5 Liter
- Price
- £9.10
- Rating
- 4.3/5
- Reviews
- 3,250
- Age
- 14y ago

Chemical Trade Store - Concentrated Engine Degreaser & Parts Washer Fluid 5L - Heavy-Duty Solvent for Grease Oil & Grime - Powerful Cleaner for Engines Machinery & Workshop Tools
- Price
- £12.48
- Rating
- 4.4/5
- Reviews
- 132
- Age
- 1y ago
Trending
estimated 90-day click momentum
Gtechniq W5 All Purpose Cleaner Car Degreaser Spray for Oil 1L
- Price
- £10.81
- Rating
- 4.6/5
- Reviews
- 1,113
- Age
- 2y ago

Chemical Trade Store - Heavy Duty Cleaner and Degreaser - 1 Litre
- Price
- £4.48
- Rating
- 4.4/5
- Reviews
- 216
- Age
- 2y ago

Chemical Trade Store - Concentrated Engine Degreaser & Parts Washer Fluid 5L - Heavy-Duty Solvent for Grease Oil & Grime - Powerful Cleaner for Engines Machinery & Workshop Tools
- Price
- £12.48
- Rating
- 4.4/5
- Reviews
- 132
- Age
- 1y ago

Chemical Trade Store - Concentrated Engine Degreaser & Parts Washer Fluid 2.5L - Heavy-Duty Solvent for Grease Oil & Grime - Powerful Cleaner for Engines Machinery & Workshop Tools
- Price
- £7.24
- Rating
- 4.4/5
- Reviews
- 132
- Age
- 1y ago

CarPlan ECL005 Engine Cleaner and Degreaser 5L
- Price
- £20.25
- Rating
- 4.6/5
- Reviews
- 50
- Age
- 13y ago
Newest
by launch date
Chemical Trade Store - Concentrated Engine Degreaser & Parts Washer Fluid 2.5L - Heavy-Duty Solvent for Grease Oil & Grime - Powerful Cleaner for Engines Machinery & Workshop Tools
- Price
- £7.24
- Rating
- 4.4/5
- Reviews
- 132
- Age
- 1y ago

Chemical Trade Store - Concentrated Engine Degreaser & Parts Washer Fluid 5L - Heavy-Duty Solvent for Grease Oil & Grime - Powerful Cleaner for Engines Machinery & Workshop Tools
- Price
- £12.48
- Rating
- 4.4/5
- Reviews
- 132
- Age
- 1y ago

STP Engine Degreaser 2 Pack x 500ml Heavy Duty Bay Cleaner Removes Oil Grease & Dirt Powerful Car Engine Cleaner Spray for Car Maintenance
- Price
- £9.89
- Rating
- 4.6/5
- Reviews
- 61
- Age
- 1y ago

STP Engine Degreaser 4 Pack x 500ml Heavy Duty Bay Cleaner Removes Oil Grease & Dirt Powerful Car Engine Cleaner Spray for Car Maintenance
- Price
- £14.82
- Rating
- 4.6/5
- Reviews
- 61
- Age
- 1y ago

Gtechniq W5 All Purpose Cleaner Car Degreaser Spray for Oil 1L
- Price
- £10.81
- Rating
- 4.6/5
- Reviews
- 1,113
- Age
- 2y 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
13 falling
Sellers
62
Est. top-5 brand share
79%
Top 20: 100%
Est. top-5 click share
69%
Top 20: 100%
Open market
17%
- Chemical Trade Store27%
- STP23%
- Autoglym17%
- Gunk6%
- AXpower Inspirational Technology Empowering People5%
- Aspect Distribution4%
- Open — no brand owns it (7 brands, 17%)
Demand
Engine Degreaser search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Aug, Sep · busiest ÷ quietest = 2.1×
Search terms
Top Engine Degreaser search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- engine degreaser43K/yr
- engine cleaner27K/yr
- engine bay cleaner13K/yr
- engine degreaser spray6K/yr
- car engine cleaner8K/yr
- engine cleaner spray4K/yr
- car degreaser4K/yr
- parts washer fluid5K/yr
- degreaser spray automotive2K/yr
- engine degreaser heavy duty7K/yr
Reviews and returns
What reviews say buyers love and hate about Engine Degreaser
We read the reviews and the return reasons for every product selling here.
“Very poor cleaner”
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 Engine Degreaser 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









