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tp1015

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A concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.

Market size 42Growth 22Conversion 97Competition 0Returns 98Price range 95Avg price 94Brand share 0Review moat 54Quality gap 16

Returns

Incredible0.4%

return rate — above 6% kills the launch gate

Conversion

Incredible14.6%

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

Price range

Incredible$18.84–$27.44

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

Avg price

Great$22.40

avg listing price — sweet spot $15–$100

Review moat

Good1,337.75

avg incumbent reviews — the moat a new listing must climb

Market size

Okay$220K

$220K/yr · 67K searches

Growth

Bad-5.8%

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

Quality gap

Bad4.8★

avg incumbent rating — lower means beatable quality

Competition

Bad100%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

Competition

The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.

Brands

4 flat

Sellers

13

Top-5 brand share

100%

Open market

0%

  • GM GENUINE PARTS79%
  • ATRACYPART8%
  • Doc's Auto Parts7%
  • Odashen5%

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%20%$44K40%$88K60%$132K80%$176K1001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 4 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -5.8% search growth over the last 90 days.
2K1KSpike '24Spike '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.5×

Reviews

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

What buyers love

Size-Overall33%

“Fits Perfect”

Filtration23%

“Good quality filter”

Value For Money15%

“Great value”

Advertised Vs Actual Product12%

“Item is as stated”

Quality-Overall6%

“Seemed like a good quality filter”

Assembly/Installation4%

“Easy install”

Ease Of Cleaning2%

“Easy change out minimal mess”

Ease Of Use1%

“Its Easy & Quick”

Fuel Efficiency1%

“Great OEM fuel filter”

Leak-Proof1%

“I've installed two of these with no leaks over the course of 30,000 miles which seems very durable”

What buyers complain about

Quality-Overall32%

“Junk”

Filtration18%

“O-Ring for filter housing was defective”

Advertised Vs Actual Product14%

“Not the same”

Value For Money14%

“$20 compared to dealer is a steal”

Size-Overall7%

“Didnt fit”

Fuel Efficiency4%

“Upon priming, the truck started dumping fuel onto the ground”

Top return reasons

Size-Overall32%
Filtration26%
Advertised Vs Actual Product12%
Compatibility-Overall6%
Value For Money5%
Defective Material/Parts5%
Functionality-Overall3%
Product Condition1%
Charging1%
Assembly/Installation1%