---
title: "Ecm Engine Control Module — $109K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/ecm-engine-control-module"
last_updated: "2026-08-11T00:28:48.496Z"
locale: en
meta:
description: "Niche score 40/100 · $109K/yr market · 239K searches/yr · $183.02 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 40/100 · $109K/yr market · 239K searches/yr · $183.02 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Ecm Engine Control Module — $109K/yr Amazon US Niche (2026) - Flapen"
---
# **ecm engine control module**
**Skip it**
Weak search conversion (0.3%) — this niche doesn't clear our bar today.
Market size 26Growth 20Conversion 3Competition 64Returns 21Price range 9Avg price 49Brand share 41Review moat 98Quality gap 87
**Review moat**
**Incredible****33.77**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Great****4.1★**
avg incumbent rating — lower means beatable quality
**Competition**
**Good****47%**
top-5 click share — leaders hold, buyers still browse
**Avg price**
**Okay****$183.02**
avg listing price — sweet spot $15–$100
**Brand share**
**Okay****80%**
top-5 brand share — brands hold most of the demand
**Market size**
**Okay****$109K**
$109K/yr · 239K searches
**Returns**
**Bad****6.0%**
return rate — above 5% kills the launch gate
**Growth**
**Bad****-9.8%**
90-day search growth — must beat 0% to launch
**Price range**
**Bad****$7.06–$989.88**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Bad****0.3%**
search→purchase rate — share of searches ending in a sale
**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, ecm engine control module is a $109K/yr Amazon United States market (239K searches/yr). The top 5 brands hold 80% of demand. Verdict: Skip it — 40/100.
Data updated Jul 9, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **ecm engine control module market data**
- **Units sold / yr**
- **250–500**
- avg 0–100/product
- **Revenue / yr**
- **$46K–$92K**
- units × avg price
- **Conversion rate**
- **0.3%**
- **Avg BSR**
- **#1,824**
- **Page quality**
- **0%**
- **Prime**
- **86%**
- **Sponsored**
- **71%**
- **Out of stock**
- **16.1%**
- **Avg brand age**
- **49 months**
- **Avg seller age**
- **169 days**
## **Competition & brand share**
The top 5 products take 47% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**17 **▼falling
**Sellers**
**106**
**Top-5 brand share**
**80%**
Top 20: 100%
**Top-5 click share**
**47%**
Top 20: 86%
**Open market**
**17%**
- GM GENUINE PARTS43% - Gseigvee12% - Cardone11% - ACDelco9% - CHNNFC6% - TIKSCIENCE3% - Open — no brand owns it (11 brands, 17%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -9.8% search growth over the last 90 days.
6K4K seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.4×
[**Open Trend **](https://flapen.com/research/us/automotive/ecm-engine-control-module/trend)
## **Top ecm engine control module search terms**
- **ecm engine control module**66K/yr-11.3%0.1% conv. - **pcm engine control module computer**36K/yr-24.3%0.1% conv. - **engine control module**31K/yr+6.4%0.1% conv. - **ecm**36K/yr-16.0%0.0% conv. - **pcm**26K/yr-18.4%0.0% conv. - **pcm engine control module**9K/yr+47.1%0.1% conv. - **powertrain control module**10K/yr-22.8%0.1% conv. - **engine control module computer**5K/yr+35.3%0.1% conv. - **pcm powertrain control module**3K/yr+40.1%0.1% conv. - **electronic control module**5K/yr-15.8%0.0% conv. [**All search terms **](https://flapen.com/research/us/automotive/ecm-engine-control-module/search-terms)
## **Top ecm engine control module 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%$18K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)3 products 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**GM Genuine Parts 12692200 Engine Control Module Assembly**GM GENUINE PARTS**$168.01**4.0★42 rev](https://www.amazon.com/dp/B07FZ7ZWH7) [2**Gseigvee 1 PC Automobile Ignition Module Engine Ignition Control Module Replacement Parts 1190357 8131941 4 Pin Design Standard Repair Accessories Compatible with Most Cars Models (Black)**Gseigvee**$9.66**4.0★41 rev](https://www.amazon.com/dp/B0DF7H882M) [3**Cardone 77-7747 Remanufactured General Motors Computer**Cardone**$148.97**4.2★87 rev](https://www.amazon.com/dp/B000C476DS) [4**ACDelco GM Original Equipment 12700116 Engine Control Module**ACDelco**$118.97**2.8★14 rev](https://www.amazon.com/dp/B08R6JPDDP) [5**GM Genuine Parts 216-140 (12612397) Engine Control Module**GM GENUINE PARTS**$199.55**4.2★29 rev](https://www.amazon.com/dp/B0010GFH56)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Eponcia 4 Pin Ignition Control Module ECM Engine Ignition Module Replacement Fits for 1974-1988 Chevy Pontiac Buick Olds Replaces OE# DM1906 LX301 1190357 4419628 Engine Repair Part (1PC Black)**Eponcia**$8.02**1 rev6mo ago](https://www.amazon.com/dp/B0G6YFYRQ7) [**QKYS 4 Pin GM HEI Ignition Module Ignition Control Module Replace OE #LX301 DM1906 1875990 1190357 4419628 Pcm Engine Control Module Compatible with 1974-1988 for Chevy Pontiac Olds Buick**QKYS**$8.06**23 rev1y ago](https://www.amazon.com/dp/B0F8NGM92N) [**Programmed PCM Compatible with Edge 2007 2008 2009 2010 PCM Compatible with 3.5L Edge 2007 2008 2009 2010 Powertrain Control Module**Generic**$361.70**0 rev1y ago](https://www.amazon.com/dp/B0DTV4BK76) [**A2731535079 Engine Control Module ECU ECM Compatible with Benz W221 S550 CL550 M273**CHNNFC**$356.34**3 rev1y ago](https://www.amazon.com/dp/B0DTPFB8WH) [**Gseigvee 1 PC Automobile Ignition Module Engine Ignition Control Module Replacement Parts 1190357 8131941 4 Pin Design Standard Repair Accessories Compatible with Most Cars Models (Black)**Gseigvee**$9.66**41 rev1y ago](https://www.amazon.com/dp/B0DF7H882M)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**0281020048 504122542 Engine Electronic Control Module Unit ECM ECU Controller for iveco EDC7 Heavy Duty Diesel Truck**HZpof**$244.97**0.0★**▲ 254%**](https://www.amazon.com/dp/B0DYTCSS3R) [**Eponcia 4 Pin Ignition Control Module ECM Engine Ignition Module Replacement Fits for 1974-1988 Chevy Pontiac Buick Olds Replaces OE# DM1906 LX301 1190357 4419628 Engine Repair Part (1PC Black)**Eponcia**$8.02**5.0★**▲ 109%**](https://www.amazon.com/dp/B0G6YFYRQ7) [**Cardone 77-3494F Remanufactured General Motors Computer**Cardone**$191.23**4.0★**▲ 81%**](https://www.amazon.com/dp/B000C4AJSM) [**GM Genuine Parts 12692200 Engine Control Module Assembly**GM GENUINE PARTS**$168.01**4.0★**▲ 76%**](https://www.amazon.com/dp/B07FZ7ZWH7) [**GM Genuine Parts 12625455 Engine Control Module**GM GENUINE PARTS**$186.49**4.0★**▲ 65%**](https://www.amazon.com/dp/B0027A7GGC)
**~~View all trending →~~**
## **What buyers say about ecm engine control module**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Assembly/Installation**27%
*“Easy install”*
**Advertised Vs Actual Product**20%
*“Works as advertised”*
**Quality-Overall**11%
*“still has the high reviews”*
**Value For Money**7%
*“Nice deal”*
**Functionality-Overall**5%
*“Auto stop start being disabled is a bonus”*
**Size-Overall**5%
*“Perfect fit”*
**Efficiency**4%
*“Range dfm works”*
**Fuel Efficiency**3%
*“I recommend this product if youre wanting V8 power 100% of the time”*
**Socket/Port/Plug**2%
*“Pinned Wrong But Good Connector”*
**Motor Power**2%
*“the engine fired right up”*
### **What buyers complain about **
**Functionality-Overall**28%
*“the power supply not working”*
**Compatibility-Overall**14%
*“Did not work on my 2026 Cadillac Escalade 6.2”*
**Value For Money**8%
*“My only gripe is that the price is a little too high”*
**Motor Issues**5%
*“no stop start”*
**Safety Standards**5%
*“This is not a safety precaution”*
**Battery Life**3%
*“I assumed my battery was bad and the car was new to me so as I was already at Costco, I replaced the battery, no change, same issues”*
**Durability**3%
*“Nearly destroyed my brand new 2026 tahoe with only 1k miles”*
**Socket/Port/Plug**3%
*“Did not plug in”*
**Amplification**3%
*“I did have to add a higher amp power supply 1 amp is not enough”*
**Pressure**2%
*“caused zero oil pressure warnings”*
### **Top return reasons **
**Functionality-Overall**21%
**Compatibility-Overall**21%
**Size-Overall**15%
**Defective Material/Parts**12%
**Assembly/Installation**7%
**Advertised Vs Actual Product**6%
**Value For Money**3%
**Socket/Port/Plug**3%
**Product Condition**2%
**Connectivity-Overall**2%
## **Common questions**
- **Is ecm engine control module profitable to sell on Amazon United States?**
- The niche generates $109K/yr across 35 tracked products. 0 of 3 products launched in the last 360 days are still selling. 90-day search growth is -9.8%. Flapen's verdict: Skip it (40/100).
- **How competitive is the ecm engine control module niche?**
- 17 brands and 106 sellers compete. The top 5 products take 47% of clicks and top 5 brands hold 80% of demand.
- **What do buyers complain about in ecm engine control module?**
- Top complaints mined from reviews: Functionality-Overall, Compatibility-Overall, Value For Money. The return rate is 6.0% — above our launch gate.
- **When does demand for ecm engine control module peak?**
- Demand is steady year-round — the busiest month runs 1.4× the quietest.
- **What does it cost to enter the ecm engine control module niche?**
- Listings span $7.06–$989.88; the average listing price is $183.02 (sweet spot $15–$100). The average incumbent carries 34 reviews — the moat a new listing must climb.
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