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Coolant Leak Detection Kit

Fail

The top 5 brands take 95% of clicks, so Coolant Leak Detection Kit is a Fail.

Flapen Score
36
36 / 100
Ranks 6,608 of 7,287 Automotive niches · −13 vs the category median of 49
Market size
$58K/yr37K searches / yr
90-day growth
-20.1%search demand this quarter
Competition
82%top-5 click share · 7 brands · 42 sellers

Flapen Score

Coolant Leak Detection Kit against its category

The dotted line is the Automotive average. Past it, Coolant Leak Detection Kit is stronger. Inside it, weaker.

36Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Coolant Leak Detection Kit market on Amazon at a glance

Shoppers on Amazon United States searched for Coolant Leak Detection Kit 37K times last year and spent an estimated $58K. The top 5 brands take 95% of clicks. Flapen scores it 36 out of 100, a Fail.

01 · Demand

An estimated 12.6% of those searches ended in a purchase.

Shoppers searched for this 37K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 12.6% of those searches ended in a purchase. Searches in the last 90 days moved -20.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated $58K a year.

Searches, last 12 months
37K
Growth, 90 days vs prior 90
-20.1%
Conversion, latest week
12.6%
Market size, estimated
$58Ka year
Peak month
April1.6× the quietest month
Top search term
coolant dye10K searches a year

02 · Price

A sale here is worth $12.26.

Listings sell for $12.26 on average, from $6.56 to $19.59. Amazon reports units sold in ranges. This niche sold 5K to 6K a year. The average listing sells 500 to 750 of them. At $12.26 that is $6K to $9K a year per listing.

Average price
$12.26under the $15 to $100 sweet spot
Price range
$6.56–$19.59
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
5K–6K
Units per listing a year
500–750
Revenue per listing a year
$6K–$9K
Returns
1.8%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is low.

90% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 3.9% of listings are out of stock. The average listing ranks #85 within Oils & Fluids. It carries 874 reviews at 4.58 stars, so a new listing needs social proof before a better product.

Sponsored listings
90%
Prime listings
100%
Out of stock, average day
3.9%
Average rank
#85in Oils & Fluids
Average rating
4.58 starsAmazon United States average 4.42 stars
Average reviews
874per listing
Listings tracked
10

04 · Newcomers

0 of last year's 1 launches cleared the first-year sales bar.

1 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 90 months on average, so the names here are established.

Launched, last 12 months
1
Successful launches
0Amazon's first-year sales bar
Average brand age
90 months

Products

Top Coolant Leak Detection Kit products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Sign in to see the products

The products selling in this niche are for signed-in readers. Every market figure above stays open to everyone.

Competition

Competition: brands, sellers & click share

The top 5 products take 82% of clicks. A locked shelf that new listings rarely crack.

Brands

7 flat

Sellers

42

Top-5 brand share

95%

Top 20: 100%

Top-5 click share

82%

Top 20: 100%

Open market

2%

  • Brand 151%
  • Brand 223%
  • Brand 312%
  • Brand 46%
  • Brand 54%
  • Brand 63%
  • Open — no brand owns it (1 brand, 2%)

Demand

Coolant Leak Detection Kit search demand

Weekly searches over the year, seasonality beneath. Pick a range.

1K800Spike '25Spike '26AprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

No pronounced peak months · busiest ÷ quietest = 1.6×

Search terms

Top Coolant Leak Detection Kit search terms shoppers use

The exact words shoppers type, with yearly volume, growth, and conversion.

  • coolant dye10K/yr
  • coolant uv dye8K/yr
  • uv dye for coolant leak8K/yr
  • coolant dye leak detection kit4K/yr
  • coolant leak dye4K/yr
  • uv coolant dye3K/yr

Reviews and returns

What reviews say buyers love and hate about Coolant Leak Detection Kit

We read the reviews and the return reasons for every product selling here.

23%of positive reviews mention “Leak-Proof”
38%of negative reviews mention “Leak-Proof”
1.8%of orders come back
“Car was leaking”
A buyer, on “Leak-Proof”38% of negative reviews mention the same topic

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

NegativePositive

FAQ

Common Coolant Leak Detection Kit questions

Answered from the same tracked data.