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fleetguard cv52001 crankcase filter

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Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.

Market size 17Growth 13Conversion 90Competition 5Returns 95Price range 63Avg price 83Brand share 0Review moat 54Quality gap 18

Returns

Incredible0.9%

return rate — above 6% kills the launch gate

Conversion

Great10.8%

search→purchase rate — share of searches ending in a sale

Avg price

Great$78.51

avg listing price — sweet spot $15–$100

Price range

Good$24.39–$143.56

cheapest to priciest tracked listing — scored on the share inside $15–$100

Review moat

Good1,353.67

avg incumbent reviews — the moat a new listing must climb

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Market size

Bad$69K

$69K/yr · 8K searches

Growth

Bad-23.2%

90-day search growth — must beat 0% to launch

Competition

Bad94%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

Competition

The top 5 products capture 94% of clicks — a locked-up shelf that new listings rarely crack.

Brands

4 falling

Sellers

19

Top-5 brand share

100%

Open market

0%

  • Fleetguard73%
  • KOROP15%
  • Doc's Diesel6%
  • X4XZ6%

Product shelf

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%15%$10K30%$21K45%$31K60%$41K1101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 6 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 52 weeks — -23.2% search growth over the last 90 days.
400300Spike '25Black Friday '25JulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Nov · busiest ÷ quietest = 2.8×

Reviews

What buyers praise and complain about, mined from review topics.

What buyers love

Size-Overall49%

“Correct fit”

Quality-Overall11%

“Build quality is legit”

Value For Money11%

“Great price”

Assembly/Installation8%

“install it yourself”

Filtration6%

“This was a perfect replacement for my oem filter”

Efficiency4%

“It works fine”

Advertised Vs Actual Product4%

“As expected”

Locally Manufactured2%

“Made in Taiwan”

Functionality-Overall0%

“I had a noticeable improvement in RPM”

Leak-Proof0%

“No leaks, no weird blow-by smells, and it just does what its supposed to do”

What buyers complain about

Size-Overall34%

“Didn't fit”

Filtration15%

“Not a good filter should have been longer”

Value For Money11%

“much cheaper”

Quality-Overall10%

“Poor quality the alignment is way off”

Compatibility-Overall6%

“It does not fit a 6.7L cummins”

Flatness6%

“battom part its not flat”

Durability3%

“Doesn't last, compared to other filters”

Smell2%

“I've smelled burning oil in the cab ever since”

Leak-Proof1%

“start leaking in 2 spots causing a mess”

Top return reasons

Filtration27%
Size-Overall23%
Compatibility-Overall16%
Defective Material/Parts10%
Quality-Overall6%
Value For Money4%
Advertised Vs Actual Product3%
Product Condition1%
Material Quality1%
Pressure1%