Skip to main content
Check the item description to confirm this fits your vehicle

Picture 1 of 4

Picture 1 of 4
Picture 2 of 4
Picture 3 of 4
Picture 4 of 4

2006-2011 MERCEDES BENZ E350 ECM ECU Engine Control A2721537391

5.02 product ratings
elysian-performance (260)
89.8% positive feedback
Price:
US $313.45
ApproximatelyAU $480.02
Free postage
Estimated delivery Mon, 25 Aug - Mon, 8 Sep
Returns:
No returns, but backed by eBay Money Back Guarantee.
Condition:
Used
This Engine Control Module (ECM) is an OEM part for 2008-2012 Mercedes C300 W204 models. It is designed to control the engine's speed and fuel injection system, ensuring optimal performance and reliability. The module is made of aluminum and comes with mounting hardware for easy installation. This ECU has a maximum amperage of 12A and features a female connector type with pin terminals. It is compatible with various models and part numbers, including A2721537391, A2729000600, and A2729000900. The item length is 8 inches, item height is 5cm, and item width is 7 inches. This ECU is a genuine Mercedes-Benz product, made in Germany, and is not suitable for universal fitment.

About this product

Product Identifiers

BrandMercedes-Benz
Manufacturer Part NumberA2721537391
eBay Product ID (ePID)1551336667

Product Key Features

Protection LockNo
MemoryEEPROM
Terminal TypePin
Vintage PartNo
Universal FitmentNo
Input ConnectionSupply Voltage & Ground
Programming RequiredYes
Placement on VehicleFront
Connector TypeFemale
FeaturesEasy Installation
Mounting StyleSnap-On
California Prop 65 Warninghttps://oehha.ca.gov/proposition-65/about-proposition-65#:~:text=Proposition%2065%20requires%20businesses%20to,are%20released%20into%20the%20environment.
TypeEngine Control Unit (ECU)

Dimensions

Item Length8 in
Item Height5 cm
Item Width7 in

All listings for this product

Buy It Now
Pre-owned
2008-2011 Mercedes W204 C300 C350 ECU ECM Engine Control Module Unit A2721537391
item 1 2008-2011 Mercedes W204 C300 C350 ECU ECM Engine Control Module Unit A2721537391
AU $252.68
+AU $28.67 postage
2008-2012 Mercedes C300 W204 Engine Control Module ECU A2721537391 ECU OEM
item 2 2008-2012 Mercedes C300 W204 Engine Control Module ECU A2721537391 ECU OEM
AU $276.26
+AU $29.36 postage
2008-2011 Mercedes W204 C300 C350 ECU PCM ECM Wiring Harness Pigtail A2721537391
item 3 2008-2011 Mercedes W204 C300 C350 ECU PCM ECM Wiring Harness Pigtail A2721537391
AU $252.66
+AU $55.89 postage
2008-2011 Mercedes W204 C300 C350 ECU PCM ECM Engine Control Module A2721537391
Last one
item 4 2008-2011 Mercedes W204 C300 C350 ECU PCM ECM Engine Control Module A2721537391
AU $303.91
+AU $56.68 postage
2008-2012 Mercedes Benz W204 C250 Engine Control Module Unit ECU ECM A2721537391
item 5 2008-2012 Mercedes Benz W204 C250 Engine Control Module Unit ECU ECM A2721537391
AU $318.38
+AU $45.77 postage
☑️ 08-12 Mercedes C300 W204 Engine Control Module Computer A2721530592
Last one
item 6 ☑️ 08-12 Mercedes C300 W204 Engine Control Module Computer A2721530592
AU $303.20
+AU $61.65 postage
08-12 Mercedes W204 C350 C300 ECU ECM Engine Computer Control Module A2721537391
item 7 08-12 Mercedes W204 C350 C300 ECU ECM Engine Computer Control Module A2721537391
AU $319.98
+AU $47.49 postage
2008 2009 MERCEDES C300 ECU ECM ENGINE MODULE COMPUTER 2721537391 OEM
item 8 2008 2009 MERCEDES C300 ECU ECM ENGINE MODULE COMPUTER 2721537391 OEM
AU $336.89
+AU $31.16 postage
2008-2012 Mercedes Benz W204 C250 Engine Control Module Unit ECU ECM A2721537391
item 9 2008-2012 Mercedes Benz W204 C250 Engine Control Module Unit ECU ECM A2721537391
AU $294.79
+AU $84.29 postage
2008-2011 Mercedes W204 C300 C350 ECU PCM ECM Wiring Harness Pigtail A2721537391
item 10 2008-2011 Mercedes W204 C300 C350 ECU PCM ECM Wiring Harness Pigtail A2721537391
AU $336.82
+AU $92.21 postage
08-12 Mercedes Benz W204 C300 Engine Control Module Unit ECU ECM A2721537391
item 11 08-12 Mercedes Benz W204 C300 Engine Control Module Unit ECU ECM A2721537391
AU $379.02
+AU $64.38 postage
2008-2012 Mercedes C300 W204 Engine Control Module Computer A2721537391 ECU OEM
item 12 2008-2012 Mercedes C300 W204 Engine Control Module Computer A2721537391 ECU OEM
AU $480.01
Free postage
2008-2012 Mercedes C300 W204 Engine Control Module Computer A2721537391 ECU OEM
item 13 2008-2012 Mercedes C300 W204 Engine Control Module Computer A2721537391 ECU OEM
AU $421.12
+AU $60.49 postage
+A006 W204 W212 X204 MERCEDES 08-12 C E GLK CLASS ECU ECM ENGINE CONTROL MODULE
item 14 +A006 W204 W212 X204 MERCEDES 08-12 C E GLK CLASS ECU ECM ENGINE CONTROL MODULE
AU $489.34
+AU $35.66 postage
2009 MERCEDES C300 ECU ECM ENGINE MODULE COMPUTER 2721537391 OEM
item 15 2009 MERCEDES C300 ECU ECM ENGINE MODULE COMPUTER 2721537391 OEM
AU $503.68
+AU $68.07 postage
☑️ 08-12 Mercedes C300 W204 Engine Control Module ECU A2721500079 ECU OEM
item 16 ☑️ 08-12 Mercedes C300 W204 Engine Control Module ECU A2721500079 ECU OEM
AU $581.16
+AU $90.91 postage
listings for this product

Ratings and reviews

Learn more
5.0
2 product ratings
  • 2 users rated this 5 out of 5 stars
  • 0 users rated this 4 out of 5 stars
  • 0 users rated this 3 out of 5 stars
  • 0 users rated this 2 out of 5 stars
  • 0 users rated this 1 out of 5 stars

Would recommend

Good value

Good quality

Most relevant reviews

  • by lazarochappoten2012
    22 May, 2025

    quality for less

    The Ecu product after programming,started my Benz,and is now fixed,at a very good price.

    Verified purchase: YesCondition: Pre-owned

  • by luistowing
    20 Jan, 2021

    Nice

    Verified purchase: YesCondition: Pre-owned

Best Selling in ECUs & Computer Modules

You may also like