---
title: "Reviews — onan 5500 oil filter - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/onan-5500-oil-filter/reviews"
last_updated: "2026-08-10T21:33:16.556Z"
locale: en
meta:
  description: "Niche score 56/100 · $57K/yr market · 26K searches/yr. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 56/100 · $57K/yr market · 26K searches/yr. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Reviews — onan 5500 oil filter - Flapen"
---

# **onan 5500 oil filter**

**Worth a look**

Shows low returns (1.0%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 14Growth 58Conversion 88Competition 21Returns 95Price range 84Avg price 93Brand share 47Review moat 83Quality gap 60

**Returns**

**Incredible****1.0%**

return rate — above 5% kills the launch gate

**Avg price**

**Great****$22.02**

avg listing price — sweet spot $15–$100

**Conversion**

**Great****10.2%**

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

**Price range**

**Great****$9.69–$48.79**

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

**Review moat**

**Great****336.08**

avg incumbent reviews — the moat a new listing must climb

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Growth**

**Good****+32.4%**

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

**Brand share**

**Okay****77%**

top-5 brand share — brands hold most of the demand

**Competition**

**Bad****75%**

top-5 click share — a locked-up shelf

**Market size**

**Bad****$57K**

$57K/yr · 26K searches

## Reviews