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kohler oil filter
Skip itBrand-locked demand (top 5 brands take 96% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.3%return rate — above 5% kills the launch gate
Avg price
Incredible$25.91avg listing price — sweet spot $15–$100
Price range
Great$8.38–$93.51cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Great10.2%search→purchase rate — share of searches ending in a sale
Review moat
Okay1,566.77avg incumbent reviews — the moat a new listing must climb
Competition
Okay60%top-5 click share — leaders hold, buyers still browse
Market size
Okay$112K$112K/yr · 42K searches
Growth
Bad-4.2%90-day search growth — must beat 0% to launch
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Brand share
Bad96%top-5 brand share — brand-locked demand