---
title: "secondary air injection pump — Niche Verdict: Worth a look (51/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/automotive/secondary-air-injection-pump"
last_updated: "2026-07-14T06:37:52.123Z"
locale: en
meta:
  description: "secondary air injection pump shows a thin review moat (49 avg reviews), but soft demand (-12.9% this quarter) keeps it on the watch list."
  "og:description": "secondary air injection pump shows a thin review moat (49 avg reviews), but soft demand (-12.9% this quarter) keeps it on the watch list."
  "og:title": "secondary air injection pump — Niche Verdict: Worth a look (51/100) | Amazon United States - Flapen"
---

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# **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 22Price 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

**Returns**

**Bad****6.6%**

return rate — above 6% kills the launch gate

**Growth**

**Bad****-12.9%**

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

## **Competition**

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%**

**Open market**

**24%**

- A-Premium42% - JDMSPEED12% - Dorman8% - OKAY MOTOR5% - GELUOXI5% - SZKAIDAG4%

## **Product shelf**

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★)7 products missing review or click data not plotted

All 63 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](https://m.media-amazon.com/images/I/31T3K9H+D7L.jpg)**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](https://m.media-amazon.com/images/I/41MxPn45LUL.jpg)**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](https://m.media-amazon.com/images/I/41oMbPPI3NL.jpg)**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](https://m.media-amazon.com/images/I/41wX+C7hFnL.jpg)**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](https://m.media-amazon.com/images/I/41J7MDGWxkL.jpg)**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.](https://m.media-amazon.com/images/I/31ZR8V9V9qL.jpg)**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) [![A-Premium Secondary Air Injection Smog Pump Compatible with BMW 328i 2007-2013 328i xDrive 2009-2013 328xi 2007-2008 128i](https://m.media-amazon.com/images/I/41nJqtUrnSL.jpg)**A-Premium Secondary Air Injection Smog Pump Compatible with BMW 328i 2007-2013 328i xDrive 2009-2013 328xi 2007-2008 128i**A-Premium**$82.97**0 rev5mo ago](https://www.amazon.com/dp/B0GKPTKBRD) [![7849167 Secondary Air Injection Smog Pump Replacement for 1988-1993 Chevy C1500 Silverado/Cheyenne Standard/Extended/Scottsdale 4.3L 5.0L 5.7L](https://m.media-amazon.com/images/I/41RaxkVZ3bL.jpg)**7849167 Secondary Air Injection Smog Pump Replacement for 1988-1993 Chevy C1500 Silverado/Cheyenne Standard/Extended/Scottsdale 4.3L 5.0L 5.7L**Cilipnsi**$144.17**0 rev5mo ago](https://www.amazon.com/dp/B0GGR3JX82) [![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](https://m.media-amazon.com/images/I/41ukw5RjTpL.jpg)**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 Cruze 2013-2015 Cruze Limited 2016 1.8L](https://m.media-amazon.com/images/I/41TtC2XpQrL.jpg)**A-Premium Secondary Air Injection Smog Pump Compatible with Chevrolet Cruze 2013-2015 Cruze Limited 2016 1.8L**A-Premium**$90.00**1 rev8mo ago](https://www.amazon.com/dp/B0G1MK3MH4)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![7849167 Secondary Air Injection Smog Pump Replacement for 1988-1993 Chevy C1500 Silverado/Cheyenne Standard/Extended/Scottsdale 4.3L 5.0L 5.7L](https://m.media-amazon.com/images/I/41RaxkVZ3bL.jpg)**7849167 Secondary Air Injection Smog Pump Replacement for 1988-1993 Chevy C1500 Silverado/Cheyenne Standard/Extended/Scottsdale 4.3L 5.0L 5.7L**Cilipnsi**$144.17**0.0★**▲ 282%**](https://www.amazon.com/dp/B0GGR3JX82) [![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.](https://m.media-amazon.com/images/I/31ZR8V9V9qL.jpg)**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](https://m.media-amazon.com/images/I/41ukw5RjTpL.jpg)**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) [![A-Premium Secondary Air Injection Smog Pump Compatible with BMW 328i 2007-2013 328i xDrive 2009-2013 328xi 2007-2008 128i](https://m.media-amazon.com/images/I/41nJqtUrnSL.jpg)**A-Premium Secondary Air Injection Smog Pump Compatible with BMW 328i 2007-2013 328i xDrive 2009-2013 328xi 2007-2008 128i**A-Premium**$82.97**0.0★**▲ 237%**](https://www.amazon.com/dp/B0GKPTKBRD) [![Dorman 34150 A/C Compressor Bypass Pulley Compatible with Select Ford Models](https://m.media-amazon.com/images/I/41+1sVXJ+1L.jpg)**Dorman 34150 A/C Compressor Bypass Pulley Compatible with Select Ford Models**Dorman**$49.61**4.2★**▲ 220%**](https://www.amazon.com/dp/B000QCHV6S)

**~~View all trending →~~**

## **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×

## **Reviews**

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%