---
title: "Subaru Air Filter — $112K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/subaru-air-filter"
last_updated: "2026-08-09T12:35:37.672Z"
locale: en
meta:
description: "Niche score 54/100 · $112K/yr market · 65K searches/yr · $19.81 avg price. Strong incumbent ratings (4.7★) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 54/100 · $112K/yr market · 65K searches/yr · $19.81 avg price. Strong incumbent ratings (4.7★) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Subaru Air Filter — $112K/yr Amazon US Niche (2026) - Flapen"
---
# **subaru air filter**
**Worth a look**
Shows low returns (1.0%), but strong incumbent ratings (4.7★) keeps it on the watch list.
Market size 27Growth 44Conversion 82Competition 49Returns 95Price range 84Avg price 87Brand share 59Review moat 43Quality gap 22
**Returns**
**Great****1.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****$19.81**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$8.54–$57.55**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Great****8.7%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Good****69%**
top-5 brand share — brands hold most of the demand
**Competition**
**Okay****56%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Okay****+15.1%**
90-day search growth — must beat 0% to launch
**Review moat**
**Okay****2,157.13**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Okay****$112K**
$112K/yr · 65K searches
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
According to Flapen's Amazon United States niche tracking, subaru air filter is a $112K/yr Amazon United States market (65K searches/yr). The top 5 brands hold 69% of demand. Verdict: Worth a look — 54/100.
Data updated Jul 9, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **subaru air filter market data**
- **Units sold / yr**
- **5K–6K**
- avg 100–250/product
- **Revenue / yr**
- **$99K–$119K**
- units × avg price
- **Conversion rate**
- **8.7%**
- **Avg BSR**
- **#158**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **83%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **46 months**
- **Avg seller age**
- **155 days**
## **Competition & brand share**
The top 5 products take 56% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**20 **▲rising
**Sellers**
**77**
**Top-5 brand share**
**69%**
Top 20: 100%
**Top-5 click share**
**56%**
Top 20: 90%
**Open market**
**27%**
- K&N23% - EPAuto21% - Subaru11% - Premium Guard11% - RVgolf4% - Dacall4%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +15.1% search growth over the last 90 days.
2K1KSpike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.4×
[**Open Trend **](https://flapen.com/research/us/automotive/subaru-air-filter/trend)
## **Top subaru air filter search terms**
- **subaru air filter**13K/yr+9.5%5.9% conv. - **subaru engine air filter**8K/yr+10.0%8.8% conv. - **subaru outback air filter**7K/yr+21.7%7.5% conv. - **subaru forester air filter**4K/yr+51.6%5.6% conv. - **subaru crosstrek air filter**5K/yr+17.4%7.0% conv. - **subaru crosstrek engine air filter**4K/yr+38.3%9.4% conv. - **subaru outback engine air filter**4K/yr+13.6%9.0% conv. - **subaru forester engine air filter**5K/yr+3.4%7.5% conv. - **subaru air filter engine**4K/yr+5.8%7.7% conv. - **2024 subaru crosstrek engine air filter**3K/yr+24.4%10.7% conv. [**All search terms **](https://flapen.com/research/us/automotive/subaru-air-filter/search-terms)
## **Top subaru air filter products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%4%$4K8%$9K12%$13K16%$18K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**K&N Engine Air Filter: Long Life 18 000 Mile Replacement Air Filter: Compatible with 2016-2026 Subaru H4 1.6/2.0/2.4 L (Ascent Crosstrek Forester Impreza XV) KNA-5064**K&N**$17.71**4.8★279 rev](https://www.amazon.com/dp/B0DHHLP1Q2) [2**EPAuto GP997 (CA9997) Panel Engine Air Filter Compatible with Subaru Impreza (2008-2016) Legacy (2005-2019) Outback (2005-2019) WRX (2015-2018) Forester (2009-2018) Tribeca (2008-2014)**EPAuto**$15.57**4.7★6,003 rev](https://www.amazon.com/dp/B01AXAQ4OC) [3**PG PA99365 Engine Air Filter | Fits 2019-2027 Subaru Forester 2.5L; 2018-2026 Crosstrek 2.0L; 2019-2026 Ascent 2.4L; 2022-2026 WRX 2.4L**Premium Guard**$15.28**4.6★1,009 rev](https://www.amazon.com/dp/B07JBXL5NN) [4**Subaru Engine Element Air Filter for 2019-2026 Forester Ascent 2020-2026 Outback Legacy 2024-2026 Crosstrek Impreza 2022-2026 WRX - 16546AA16A - Genuine OEM**Subaru**$34.66**4.8★770 rev](https://www.amazon.com/dp/B072YV45X1) [5**K&N Engine Air Filter: Long Life 18 000 Mile Replacement Air Filter: Compatible with 2003-2021 Subaru H4/H6 1.5/2.0/2.5/3.6L (Forester Legacy Outback Impreza WRX Levorg Crosstrek) KNA-2304**K&N**$18.15**4.7★205 rev](https://www.amazon.com/dp/B0DJPQ87R8)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**CARORY AF295 Engine Air Filter for Subaru Crosstrek (20182025) Forester (20192025) Outback (20202025) Impreza; Mitsubishi Outlander PHEV OE# 16546-AA16A CA12295**Carory**$8.90**596 rev8mo ago](https://www.amazon.com/dp/B0G6CV3G2X) [**CARORY Engine Air Filter for Subaru Outback (2005-2019) Forester (2009-2018) Crosstrek Gas (2016-2017) Legacy (2005-2019) WRX Impreza Tribeca OE# 16546-AA090 16546-AA10A CA9997**Carory**$8.54**596 rev10mo ago](https://www.amazon.com/dp/B0FQV5XXR9) [**StaunchAuto Engine & Cabin Air Filter for 19-26 Subaru Ascent 2.4L/18-22 Subaru Crosstrek 2.0L/21-22 Crosstrek 2.5L Air filter for Car Replacement 72880FL00A 16546AA16A Automotive Accessories**StaunchAuto**$24.35**500 rev10mo ago](https://www.amazon.com/dp/B0FMFB582G) [**SCREW RHINO Engine Air Filter&Cabin Air Filter Combo Fits Subaru Forester 2009-2018 Crosstrek/XV Crosstrek 2013-2017 Impreza 2008-2016 WRX 2012-2021 WRX STI 2013-2018-CF10930&CA9997**SCREW RHINO**$24.60**64 rev1y ago](https://www.amazon.com/dp/B0FDKG6QSC) [**16546AA16A Engine Air Filter for 2017-2023 Subaru Impreza 2018-2023 Crosstrek 2019-2023 Ascent/Forester 2020-2023 Legacy/Outback**VINMS**$10.42**97 rev1y ago](https://www.amazon.com/dp/B0F6C2T9Q2)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**CARORY Engine Air Filter for Subaru Outback (2005-2019) Forester (2009-2018) Crosstrek Gas (2016-2017) Legacy (2005-2019) WRX Impreza Tribeca OE# 16546-AA090 16546-AA10A CA9997**Carory**$8.54**4.7★**▲ 178%**](https://www.amazon.com/dp/B0FQV5XXR9) [**RVgolf Engine+Cabin Air Filters Set Fit for Subaru Forester 2.5L 2024 2023 2022 2021 2020 2019 Engine Air Filter Replacement Cabin Filter Automotive Accessories# 72880-FL000 16546AA16A**RVgolf**$27.13**4.5★**▲ 88%**](https://www.amazon.com/dp/B0DC6MJ3SP) [**CARORY AF295 Engine Air Filter for Subaru Crosstrek (20182025) Forester (20192025) Outback (20202025) Impreza; Mitsubishi Outlander PHEV OE# 16546-AA16A CA12295**Carory**$8.90**4.7★**▲ 88%**](https://www.amazon.com/dp/B0G6CV3G2X) [**Cabin and Engine Air Filter Combo for 2020-2025 Subaru Outback 2018-2024 Crosstrek 2019-2025 Ascent 2017-2026 Impreza 2020-2025 Legacy 2025-2026 Forester. Replace 72880-FL500 16546-AA16A**Dacall**$25.81**4.5★**▲ 70%**](https://www.amazon.com/dp/B0DT6SB9FH) [**StaunchAuto Engine & Cabin Air Filter for 19-26 Subaru Ascent 2.4L/18-22 Subaru Crosstrek 2.0L/21-22 Crosstrek 2.5L Air filter for Car Replacement 72880FL00A 16546AA16A Automotive Accessories**StaunchAuto**$24.35**4.7★**▲ 66%**](https://www.amazon.com/dp/B0FMFB582G)
**~~View all trending →~~**
## **What buyers say about subaru air filter**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**36%
*“Fits like a glove”*
**Quality-Overall**14%
*“Good Quality, Easy change out”*
**Value For Money**13%
*“Great value”*
**Filtration**13%
*“Great Filter”*
**Assembly/Installation**10%
*“Easily installed”*
**Advertised Vs Actual Product**4%
*“As advertised”*
**Ease Of Use**2%
*“Ease of use”*
**Efficiency**2%
*“Works well”*
**Smell**1%
*“Removes all the dust and odors”*
**Maintenance And Repair**1%
*“Affordable Maintenance”*
### **What buyers complain about **
**Size-Overall**22%
*“Does not fit”*
**Compatibility-Overall**20%
*“Does not fit my vehicle at all”*
**Filtration**11%
*“Do not buy engine air filter”*
**Quality-Overall**4%
*“is there no quality control that would have”*
**Advertised Vs Actual Product**4%
*“Description was not accurate”*
**Smell**4%
*“I forgot there was dog smell in the car”*
**Assembly/Installation**3%
*“Will snap off while installing”*
**Thickness**2%
*“The white gasket is too thick”*
**Noise Level**1%
*“Too eazy”*
**Shape/Style**1%
*“This one is square”*
### **Top return reasons **
**Size-Overall**48%
**Compatibility-Overall**24%
**Filtration**12%
**Advertised Vs Actual Product**4%
**Value For Money**3%
**Defective Material/Parts**2%
**Product Condition**1%
**Quality-Overall**1%
**Assembly/Installation**1%
**Functionality-Overall**1%
## **Common questions**
- **Is subaru air filter profitable to sell on Amazon United States?**
- The niche generates $112K/yr across 30 tracked products. 2 of 3 products launched in the last 360 days are still selling. 90-day search growth is +15.1%. Flapen's verdict: Worth a look (54/100).
- **How competitive is the subaru air filter niche?**
- 20 brands and 77 sellers compete. The top 5 products take 56% of clicks and top 5 brands hold 69% of demand.
- **What do buyers complain about in subaru air filter?**
- Top complaints mined from reviews: Size-Overall, Compatibility-Overall, Filtration. The return rate is 1.0%.
- **When does demand for subaru air filter peak?**
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- **What does it cost to enter the subaru air filter niche?**
- Listings span $8.54–$57.55; the average listing price is $19.81 (sweet spot $15–$100). The average incumbent carries 2,157 reviews — the moat a new listing must climb.
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