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41-114 acdelco spark plugs set of 8
Skip itBrand-locked demand (top 5 brands take 97% of clicks) — this niche doesn't clear our bar today.
Avg price
Incredible$36.99avg listing price — sweet spot $15–$100
Price range
Great$7.70–$94.91cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Great364.22avg incumbent reviews — the moat a new listing must climb
Conversion
Okay3.9%search→purchase rate — share of searches ending in a sale
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Returns
Okay3.7%return rate — above 5% kills the launch gate
Growth
Bad-4.7%90-day search growth — must beat 0% to launch
Competition
Bad86%top-5 click share — a locked-up shelf
Market size
Bad$33K$33K/yr · 23K searches
Brand share
Bad97%top-5 brand share — brand-locked demand