---
title: "Trend — harley air cleaner - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/harley-air-cleaner/trend"
last_updated: "2026-08-11T02:01:29.383Z"
locale: en
meta:
  description: "Niche score 56/100 · $82K/yr market. 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 · $82K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Trend — harley air cleaner - Flapen"
---

# **harley air cleaner**

**Worth a look**

Shows a fragmented shelf (top 5 take 18% of clicks), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 21Growth 55Conversion 11Competition 96Returns 25Price range 29Avg price 82Brand share 87Review moat 93Quality gap 78

**Competition**

**Incredible****18%**

top-5 click share — an open shelf

**Review moat**

**Great****138.69**

avg incumbent reviews — the moat a new listing must climb

**Brand share**

**Great****48%**

top-5 brand share — no brand owns this niche

**Avg price**

**Great****$81.44**

avg listing price — sweet spot $15–$100

**Quality gap**

**Great****4.3★**

avg incumbent rating — lower means beatable quality

**Growth**

**Good****+28.0%**

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

**Price range**

**Okay****$6.19–$303.25**

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

**Returns**

**Bad****5.1%**

return rate — above 5% kills the launch gate

**Market size**

**Bad****$82K**

$82K/yr · 112K searches

**Conversion**

**Bad****0.9%**

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

**Signals**[** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%") [** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")

## Trend