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15w40 Diesel Oil

Maybe

An estimated 0.5% of orders come back. But the top 5 brands take 100% of clicks, so 15w40 Diesel Oil is a Maybe.

Flapen Score
51
51 / 100
Top 39% of 7,287 Automotive niches · +2 vs the category median of 49
Market size
$1.1M/yr726K searches / yr
90-day growth
+16.5%search demand this quarter
Competition
63%top-5 click share · 5 brands · 120 sellers

Flapen Score

15w40 Diesel Oil against its category

The dotted line is the Automotive average. Past it, 15w40 Diesel Oil is stronger. Inside it, weaker.

51Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The 15w40 Diesel Oil market on Amazon at a glance

Shoppers on Amazon United States searched for 15w40 Diesel Oil 726K times last year and spent an estimated $1.1M. All 5 brands take every click. Flapen scores it 51 out of 100, a Maybe.

01 · Demand

An estimated 3.5% of those searches ended in a purchase.

Shoppers searched for this 726K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 3.5% of those searches ended in a purchase. Searches in the last 90 days moved +16.5% against the 90 days before. Searches, conversion and average price together put the market at an estimated $1.1M a year.

Searches, last 12 months
726K
Growth, 90 days vs prior 90
+16.5%
Conversion, latest week
3.5%
Market size, estimated
$1.1Ma year
Peak month
May1.5× the quietest month
Top search term
rotella 15w40 diesel oil149K searches a year

02 · Price

A sale here is worth $43.25.

Listings sell for $43.25 on average, from $14.89 to $86.26. Amazon reports units sold in ranges. This niche sold 60K to 80K a year. The average listing sells 3,000 to 4,000 of them. At $43.25 that is $130K to $173K a year per listing.

Average price
$43.25inside the $15 to $100 sweet spot
Price range
$14.89–$86.26
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
60K–80K
Units per listing a year
3,000–4,000
Revenue per listing a year
$130K–$173K
Returns
0.5%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is reviews.

22% of listings pay for placement with sponsored ads. 89% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #85 within Oils & Fluids. It carries 2,844 reviews at 4.76 stars, so a new listing needs social proof before a better product.

Sponsored listings
22%
Prime listings
89%
Out of stock, average day
0.0%
Average rank
#85in Oils & Fluids
Average rating
4.76 starsAmazon United States average 4.42 stars
Average reviews
2,844per listing
Listings tracked
18

04 · Newcomers

Brands here are established.

The brands on the shelf have sold for 83 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
83 months

Products

Top 15w40 Diesel Oil 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 63% of clicks. Leaders hold, but buyers still shop past them.

Brands

5 falling

Sellers

120

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

63%

Top 20: 100%

Open market

0%

  • Brand 185%
  • Brand 210%
  • Brand 32%
  • Brand 42%
  • Brand 51%
  • Open — no brand owns it (0%)

Demand

15w40 Diesel Oil search demand

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

20K15KPrime Day '24Prime Day '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.5×

Search terms

Top 15w40 Diesel Oil search terms shoppers use

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

  • rotella 15w40 diesel oil149K/yr
  • 15w40 diesel oil136K/yr
  • rotella t6 15w4031K/yr
  • shell rotella t6 15w-4034K/yr
  • 15w-40 diesel engine oil32K/yr
  • diesel oil42K/yr
  • 15w4033K/yr
  • t6 rotella 15w40 synthetic28K/yr
  • shell rotella t4 15w-4024K/yr
  • mobil delvac 15w40 diesel oil22K/yr

Reviews and returns

What reviews say buyers love and hate about 15w40 Diesel Oil

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

39%of positive reviews mention “Value For Money”
45%of negative reviews mention “Leak-Proof”
0.5%of orders come back
“leaking really bad”
A buyer, on “Leak-Proof”45% 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.

20 topics

NegativePositive

FAQ

Common 15w40 Diesel Oil questions

Answered from the same tracked data.