---
title: "Search terms — radiator cap - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/radiator-cap/search-terms"
last_updated: "2026-08-10T09:34:14.262Z"
locale: en
meta:
  description: "Niche score 59/100 · $244K/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 59/100 · $244K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Search terms — radiator cap - Flapen"
---

# **radiator cap**

**Worth a look**

Shows a fragmented shelf (top 5 take 23% of clicks), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 46Growth 22Conversion 64Competition 92Returns 53Price range 45Avg price 36Brand share 72Review moat 85Quality gap 76

**Competition**

**Great****23%**

top-5 click share — an open shelf

**Review moat**

**Great****309.48**

avg incumbent reviews — the moat a new listing must climb

**Quality gap**

**Great****4.3★**

avg incumbent rating — lower means beatable quality

**Brand share**

**Good****62%**

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

**Conversion**

**Good****5.6%**

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

**Returns**

**Good****2.9%**

return rate — above 5% kills the launch gate

**Market size**

**Okay****$244K**

$244K/yr · 422K searches

**Price range**

**Okay****$5.07–$23.15**

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

**Avg price**

**Okay****$10.26**

avg listing price — sweet spot $15–$100

**Growth**

**Bad****-6.4%**

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

## Search terms