Engine Oil Dye
FailThe top 5 products take 89% of clicks, so Engine Oil Dye is a Fail.
- Flapen Score
- 44 / 100Ranks 5,081 of 7,287 Automotive niches · −5 vs the category median of 4944
- Market size
- $175K/yr73K searches / yr
- 90-day growth
- -18.6%search demand this quarter
- Competition
- 89%top-5 click share · 7 brands · 56 sellers
Flapen Score
Engine Oil Dye against its category
The dotted line is the Automotive average. Past it, Engine Oil Dye is stronger. Inside it, weaker.
Market
The Engine Oil Dye market on Amazon at a glance
Shoppers on Amazon United States searched for Engine Oil Dye 73K times last year and spent an estimated $175K. The top 5 brands take 92% of clicks. Demand peaks in Mar. Flapen scores it 44 out of 100, a Fail.
01 · Demand
An estimated 12.7% of those searches ended in a purchase.
Shoppers searched for this 73K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 12.7% of those searches ended in a purchase. Searches in the last 90 days moved -18.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated $175K a year.
- Searches, last 12 months
- 73K
- Growth, 90 days vs prior 90
- -18.6%
- Conversion, latest week
- 12.7%
- Market size, estimated
- $175Ka year
- Peak month
- March1.5× the quietest month
- Top search term
- engine oil dye18K searches a year
02 · Price
A sale here is worth $18.88.
Listings sell for $18.88 on average, from $7.59 to $33.87. Amazon reports units sold in ranges. This niche sold 10K to 13K a year. The average listing sells 1,250 to 1,500 of them. At $18.88 that is $24K to $28K a year per listing.
- Average price
- $18.88inside the $15 to $100 sweet spot
- Price range
- $7.59–$33.87
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 10K–13K
- Units per listing a year
- 1,250–1,500
- Revenue per listing a year
- $24K–$28K
- Returns
- 1.5%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
75% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 4.8% of listings are out of stock. The average listing ranks #34 within Oils & Fluids. It carries 885 reviews at 4.53 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 75%
- Prime listings
- 100%
- Out of stock, average day
- 4.8%
- Average rank
- #34in Oils & Fluids
- Average rating
- 4.53 starsAmazon United States average 4.42 stars
- Average reviews
- 885per listing
- Listings tracked
- 8
04 · Newcomers
1 of last year's 1 launches cleared the first-year sales bar.
1 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 83 months on average, so the names here are established.
- Launched, last 12 months
- 1
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 83 months
Products
Top Engine Oil Dye 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 9, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
A/C Pro Certified Auto Pro Oil and Fuel System UV Dye Leak Detection for Cars & Trucks & More 1 Oz 374CS Universal
- Price
- $7.59
- Rating
- 4.5/5
- Reviews
- 2,547
- Age
- 22y ago

Yesibeike Oil-Based UV Leak Detection Dye 150 ml for Dirty Engine Oil Precision Nozzle Works with Engine Oil ATF Fuel & Hydraulic Systems Low Odor Tamper-Evident Foil Seal
- Price
- $14.32
- Rating
- 4.1/5
- Reviews
- 27
- Age
- 6mo ago

TSI Supercool TD8 Total Dye 8 oz (Self Measure Bottle)
- Price
- $24.98
- Rating
- 4.6/5
- Reviews
- 964
- Age
- 13y ago

LEAKFINDER LF2008 Automotive Oil-Based Fluid Leak Detection Dye for Oil Fuel ATF and Power Steering Systems 8oz Ultraviolet Fluorescent Dye Twin-Neck Bottle Services up to 8 Vehicles
- Price
- $33.87
- Rating
- 4.5/5
- Reviews
- 104
- Age
- 8y ago

Tracer Products TP-3090-0601 Gas Engine Oil dye 1 Pack
- Price
- $27.35
- Rating
- 4.5/5
- Reviews
- 215
- Age
- 15y ago
Trending
estimated 90-day click momentum
Yesibeike Oil-Based UV Leak Detection Dye 150 ml for Dirty Engine Oil Precision Nozzle Works with Engine Oil ATF Fuel & Hydraulic Systems Low Odor Tamper-Evident Foil Seal
- Price
- $14.32
- Rating
- 4.1/5
- Reviews
- 27
- Age
- 6mo ago

TSI Supercool P46-8D PAG Oil 46 Viscosity with UV Dye 8oz 1-Pack
- Price
- $9.33
- Rating
- 4.8/5
- Reviews
- 1,974
- Age
- 13y ago

ACDelco 1148963 GM Original Equipment 10-5045 Multi-Purpose Fluorescent Leak Detection Dye - 1 oz
- Price
- $14.61
- Rating
- 4.6/5
- Reviews
- 950
- Age
- 14y ago

LEAKFINDER LF2008 Automotive Oil-Based Fluid Leak Detection Dye for Oil Fuel ATF and Power Steering Systems 8oz Ultraviolet Fluorescent Dye Twin-Neck Bottle Services up to 8 Vehicles
- Price
- $33.87
- Rating
- 4.5/5
- Reviews
- 104
- Age
- 8y ago

Tracer Products TP-3090-0601 Gas Engine Oil dye 1 Pack
- Price
- $27.35
- Rating
- 4.5/5
- Reviews
- 215
- Age
- 15y ago
Newest
by launch date
Yesibeike Oil-Based UV Leak Detection Dye 150 ml for Dirty Engine Oil Precision Nozzle Works with Engine Oil ATF Fuel & Hydraulic Systems Low Odor Tamper-Evident Foil Seal
- Price
- $14.32
- Rating
- 4.1/5
- Reviews
- 27
- Age
- 6mo ago

Lichamp AC Leak Detector Kit Automotive UV Oil Dye Leak Detection Kit Includes AC UV Light and Protective Glasses LA01
- Price
- $19.00
- Rating
- 4.6/5
- Reviews
- 297
- Age
- 3y ago

LEAKFINDER LF2008 Automotive Oil-Based Fluid Leak Detection Dye for Oil Fuel ATF and Power Steering Systems 8oz Ultraviolet Fluorescent Dye Twin-Neck Bottle Services up to 8 Vehicles
- Price
- $33.87
- Rating
- 4.5/5
- Reviews
- 104
- Age
- 8y ago

TSI Supercool TD8 Total Dye 8 oz (Self Measure Bottle)
- Price
- $24.98
- Rating
- 4.6/5
- Reviews
- 964
- Age
- 13y ago

TSI Supercool P46-8D PAG Oil 46 Viscosity with UV Dye 8oz 1-Pack
- Price
- $9.33
- Rating
- 4.8/5
- Reviews
- 1,974
- Age
- 13y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 89% of clicks. A locked shelf that new listings rarely crack.
Brands
7 flat
Sellers
56
Est. top-5 brand share
92%
Top 20: 100%
Est. top-5 click share
89%
Top 20: 100%
Open market
3%
- A/C Pro46%
- TSI Supercool17%
- Yesibeike14%
- LEAKFINDER8%
- TRACER6%
- ACDelco5%
- Open — no brand owns it (1 brand, 3%)
Demand
Engine Oil Dye search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Mar · busiest ÷ quietest = 1.5×
Search terms
Top Engine Oil Dye search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- engine oil dye18K/yr
- oil dye13K/yr
- oil leak dye11K/yr
- uv dye for oil leak11K/yr
- oil uv dye4K/yr
- uv oil dye4K/yr
- engine oil uv dye3K/yr
- engine oil leak dye3K/yr
- oil dye leak detection5K/yr
Reviews and returns
What reviews say buyers love and hate about Engine Oil Dye
We read the reviews and the return reasons for every product selling here.
“And I have a huge leak”
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.
17 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 Oil Dye 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









