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5.3 oil filter
Worth a lookShows low returns (1.0%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Returns
Great1.0%return rate — above 5% kills the launch gate
Avg price
Great$21.92avg listing price — sweet spot $15–$100
Growth
Great+80.3%90-day search growth — must beat 0% to launch
Price range
Great$4.41–$105.47cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Good986.7avg incumbent reviews — the moat a new listing must climb
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Competition
Good52%top-5 click share — leaders hold, buyers still browse
Market size
Good$332K$332K/yr · 419K searches
Conversion
Okay3.6%search→purchase rate — share of searches ending in a sale
Brand share
Bad93%top-5 brand share — brand-locked demand