---
title: "Secondary Air Injection Pump — $207K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/secondary-air-injection-pump"
last_updated: "2026-08-09T14:03:06.870Z"
locale: en
meta:
description: "Niche score 51/100 · $207K/yr market · 70K searches/yr · $81.80 avg price. Soft demand (-12.9% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 51/100 · $207K/yr market · 70K searches/yr · $81.80 avg price. Soft demand (-12.9% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Secondary Air Injection Pump — $207K/yr Amazon US Niche (2026) - Flapen"
---
# **secondary air injection pump**
**Worth a look**
Shows a thin review moat (49 avg reviews), but soft demand (-12.9% this quarter) keeps it on the watch list.
Market size 40Growth 19Conversion 45Competition 81Returns 19Price range 41Avg price 82Brand share 54Review moat 98Quality gap 73
**Review moat**
**Incredible****48.9**
avg incumbent reviews — the moat a new listing must climb
**Avg price**
**Great****$81.80**
avg listing price — sweet spot $15–$100
**Competition**
**Great****34%**
top-5 click share — an open shelf
**Quality gap**
**Good****4.3★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Good****72%**
top-5 brand share — brands hold most of the demand
**Conversion**
**Okay****3.6%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Okay****$24.39–$208.80**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Okay****$207K**
$207K/yr · 70K searches
**Growth**
**Bad****-12.9%**
90-day search growth — must beat 0% to launch
**Returns**
**Bad****6.6%**
return rate — above 5% kills the launch gate
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500") [** 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")
According to Flapen's Amazon United States niche tracking, secondary air injection pump is a $207K/yr Amazon United States market (70K searches/yr). The top 5 brands hold 72% of demand. Verdict: Worth a look — 51/100.
Data updated Jul 9, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **secondary air injection pump market data**
- **Units sold / yr**
- **2K–2K**
- avg 0–100/product
- **Revenue / yr**
- **$123K–$164K**
- units × avg price
- **Conversion rate**
- **3.6%**
- **Avg BSR**
- **#168**
- **Page quality**
- **0%**
- **Prime**
- **95%**
- **Sponsored**
- **84%**
- **Out of stock**
- **11.5%**
- **Avg brand age**
- **51 months**
- **Avg seller age**
- **173 days**
## **Competition & brand share**
Clicks spread well past the top 5 (34% combined) — an open shelf where new products get seen.
**Brands**
**26 **▼falling
**Sellers**
**99**
**Top-5 brand share**
**72%**
Top 20: 96%
**Top-5 click share**
**34%**
Top 20: 65%
**Open market**
**24%**
- A-Premium42% - JDMSPEED12% - Dorman8% - OKAY MOTOR5% - GELUOXI5% - SZKAIDAG4%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -12.9% search growth over the last 90 days.
2K1KSpike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.4×
[**Open Trend **](https://flapen.com/research/us/automotive/secondary-air-injection-pump/trend)
## **Top secondary air injection pump search terms**
- **secondary air injection pump**42K/yr-8.7%1.8% conv. - **smog pump**12K/yr-19.5%0.7% conv. - **secondary air pump**10K/yr-7.3%1.4% conv. - **air injection pump**6K/yr-37.1%1.8% conv. [**All search terms **](https://flapen.com/research/us/automotive/secondary-air-injection-pump/search-terms)
## **Top secondary air injection pump 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%3%$6K6%$12K9%$19K12%$25K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**JDMSPEED New Secondary Air Injection Smog Air Pump 0580000025 0001405185 Replacement For Mercedes Benz E350 E550 GL450 GL550 ML350 ML550 R350 S550 SL550 SLK280 SLK300 SLK350 C230 C280 C300 C350 CL550**JDMSPEED**$49.31**4.1★248 rev](https://www.amazon.com/dp/B01FLW15OQ) [2**A-Premium 2 PCS Secondary Air Injection Pump Compatible with Toyota Tundra 2007-2013 Sequoia 2006-2012 Land Cruiser & Lexus LX570 2008-2011/2013 4.6L 4.7L 5.7L Replace# 17610-0S010 10200231AA**A-Premium**$114.66**4.5★24 rev](https://www.amazon.com/dp/B0F6XVG4JJ) [3**A-Premium Secondary Air Injection Smog Pump Compatible with Mercedes-Benz E280 E300 E350 E550 C280 C230 C250 C300 C350 GLK350 ML350 ML550 ML450 GL450 GL550 S400 S450 S550 CLS550 0580000025 0001405185**A-Premium**$56.90**4.6★28 rev](https://www.amazon.com/dp/B0F66Y7F3R) [4**A-Premium Secondary Air Injection Pump Smog Pump**A-Premium**$54.93**4.3★18 rev](https://www.amazon.com/dp/B0F62R6Z4B) [5**OKAY MOTOR Secondary Air Injection Pump (2-pack) for 2007 2008-2013 Toyota Tundra Land Cruiser Sequoia 2008-2013 Lexus LX570 4.6L 4.7L 5.7L 17610-0S010 10200231AA 33-2504M**OKAY MOTOR**$133.00**4.2★539 rev](https://www.amazon.com/dp/B09NQ2NHB6)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**HXYBBGS 7849167 Secondary Air Injection Pump Smog Pump Compatible With Chevry & G-MC and Pontiac Firebird 1987-1993 6 or 8 Cyl 4.3L 5.0L 5.7L.**HXYBBGS**$161.16**1 rev5mo ago](https://www.amazon.com/dp/B0GJZSK28P) [**Secondary Air Injection Pump Smog Pump Compatible with 1988-1993 Chevrolet C1500 8 Cyl 5.7L 5.0L 4.3L Replaces 7849167 7832904 7849163 53005087**Zelven**$168.05**0 rev6mo ago](https://www.amazon.com/dp/B0G9J13QMY) [**A-Premium Secondary Air Injection Smog Pump Compatible with Chevrolet Equinox 2012-2015 & GMC Terrain 2012-2015 & Buick LaCrosse 2011 Regal 2011-2012 2.4L**A-Premium**$79.66**2 rev8mo ago](https://www.amazon.com/dp/B0FZBWQ1Z6) [**A-Premium 2 PCS Secondary Air Injection Pump Compatible with Toyota Tundra 2007-2013 Sequoia 2006-2012 Land Cruiser & Lexus LX570 2008-2011/2013 4.6L 4.7L 5.7L Replace# 17610-0S010 10200231AA**A-Premium**$114.66**24 rev1y ago](https://www.amazon.com/dp/B0F6XVG4JJ) [**A-Premium Secondary Air Injection Smog Pump Compatible with Mercedes-Benz E280 E300 E350 E550 C280 C230 C250 C300 C350 GLK350 ML350 ML550 ML450 GL450 GL550 S400 S450 S550 CLS550 0580000025 0001405185**A-Premium**$56.90**28 rev1y ago](https://www.amazon.com/dp/B0F66Y7F3R)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**HXYBBGS 7849167 Secondary Air Injection Pump Smog Pump Compatible With Chevry & G-MC and Pontiac Firebird 1987-1993 6 or 8 Cyl 4.3L 5.0L 5.7L.**HXYBBGS**$161.16**3.0★**▲ 274%**](https://www.amazon.com/dp/B0GJZSK28P) [**Secondary Air Injection Pump Smog Pump Compatible with 1988-1993 Chevrolet C1500 8 Cyl 5.7L 5.0L 4.3L Replaces 7849167 7832904 7849163 53005087**Zelven**$168.05**0.0★**▲ 249%**](https://www.amazon.com/dp/B0G9J13QMY) [**SZKAIDAG Secondary Air Injection Pump Fits For:-Toyota Tundra 2007-2013 Sequoia 2008-2012 Land Cruiser 2008-2013; For:-Lexus LX570 2008-2013 4.0L 4.6L 4.7L 5.7L 2PCS OE#17610-0S010 10200231AA**SZKAIDAG**$153.00**4.8★**▲ 119%**](https://www.amazon.com/dp/B0CZZZ3XYS) [**A-Premium Secondary Air Injection Smog Pump Compatible with Chevrolet Equinox 2012-2015 & GMC Terrain 2012-2015 & Buick LaCrosse 2011 Regal 2011-2012 2.4L**A-Premium**$79.66**3.0★**▲ 65%**](https://www.amazon.com/dp/B0FZBWQ1Z6) [**A-Premium Secondary Air Injection Smog Pump Compatible with Chevrolet Malibu 2009-2014 Impala 2014 Cobalt 2009-2010 & Buick LaCrosse 2013-2014 Regal 2013-2015 & Saturn Aura 2009 & Pontiac G5 G6**A-Premium**$119.15**3.4★**▲ 55%**](https://www.amazon.com/dp/B0F6287Q65)
**~~View all trending →~~**
## **What buyers say about secondary air injection pump**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Size-Overall**31%
*“Direct fit”*
**Assembly/Installation**13%
*“easy to install”*
**Efficiency**12%
*“Works great”*
**Value For Money**11%
*“Worth the investment”*
**Quality-Overall**8%
*“The item improved performance”*
**Advertised Vs Actual Product**6%
*“.it works like a charm”*
**Ease Of Use**4%
*“Easy”*
**Pressure**4%
*“Great air pump”*
**Noise Level**2%
*“it eliminated the loud noise that happened at start up”*
**Correct Contents**1%
*“Got what I ordered”*
### **What buyers complain about **
**Quality-Overall**20%
*“Cheap, works”*
**Defective Material/Parts**16%
*“I got the part and using it”*
**Durability**11%
*“not last long”*
**Value For Money**8%
*“This one i was skeptical of because price was so low”*
**Noise Level**8%
*“is sometimes very loud”*
**Size-Overall**6%
*“It's too big for Canadian trucks”*
**Compatibility-Overall**6%
*“Does not fit 2004 Chrystler Crossfire”*
**Connectivity-Overall**3%
*“May have to buy proper quick connect”*
**Assembly/Installation**3%
*“Pain in the you know what to install yourself”*
**Functionality-Overall**3%
*“Car still wont work”*
### **Top return reasons **
**Defective Material/Parts**19%
**Size-Overall**18%
**Compatibility-Overall**15%
**Functionality-Overall**13%
**Advertised Vs Actual Product**8%
**Connectivity-Overall**4%
**Noise Level**3%
**Value For Money**2%
**Socket/Port/Plug**2%
**Motor Issues**2%
## **Common questions**
- **Is secondary air injection pump profitable to sell on Amazon United States?**
- The niche generates $207K/yr across 63 tracked products. 1 of 8 products launched in the last 360 days are still selling. 90-day search growth is -12.9%. Flapen's verdict: Worth a look (51/100).
- **How competitive is the secondary air injection pump niche?**
- 26 brands and 99 sellers compete. The top 5 products take 34% of clicks and top 5 brands hold 72% of demand.
- **What do buyers complain about in secondary air injection pump?**
- Top complaints mined from reviews: Quality-Overall, Defective Material/Parts, Durability. The return rate is 6.6% — above our launch gate.
- **When does demand for secondary air injection pump peak?**
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- **What does it cost to enter the secondary air injection pump niche?**
- Listings span $24.39–$208.80; the average listing price is $81.80 (sweet spot $15–$100). The average incumbent carries 49 reviews — the moat a new listing must climb.
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