SKU: 16698820663

GM E41 ECM Upgrade Kit

Sale price$176.00 Regular price$195.55
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Ships within 48 hours · Estimated delivery Sep 30 - Oct 5

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Description

GM E41 ECM Upgrade KitConveniently upgrade your E41 ECM, found in the 2017 2023 Chevy Silverado and GMC Sierra 2500 3500 6. 6L Duramax trucks (L5P and L5D applications), without removing it from the vehicle. Upgrade your E41 ECM in 20 minutes or less! This ECM upgrade kit enables read, write, and special functions in VCM Suite software using an MPVI2+ (with Pro Feature Set) or MPVI3 interface. Upgrade Your E41 ECM Right in the Garage Shop The new E41 ECM Upgrade Kit gives

Conveniently upgrade your E41 ECM, found in the 2017-2023 Chevy Silverado and GMC Sierra 2500/3500 6.6L Duramax trucks (L5P and L5D applications), without removing it from the vehicle. Upgrade your E41 ECM in 20 minutes or less! This ECM upgrade kit enables read, write, and special functions in VCM Suite software using an MPVI2+ (with Pro Feature Set) or MPVI3 interface.

Upgrade Your E41 ECM Right in the Garage/Shop

The new E41 ECM Upgrade Kit gives DIY enthusiasts and professional tuners a convenient option to perform the ECM upgrade on their 2017-2023 Chevy Silverado/GMC Sierra 6.6L Duramax in their own garage/shop. The best part? There’s no need to remove the ECM from the truck. This means there’s no risk of breaking tabs during the removal or reinstallation process. This kit also doesn’t require any reprogramming or relearns.

  • No IMMO relearn
  • No crank relearn
  • No need to perform “Replace ECM” function

From start to finish, you can upgrade your E41 ECM in roughly 20 minutes—all you need is this upgrade kit, your MPVI2+ (with Pro Feature Set) or MPVI3 device (with its supplied USB A to C cable), and a VCM Suite-compliant computer with the latest version of VCM Suite BETA. Once the ECM is upgraded, experience the industry’s most comprehensive diagnostics and tuning package using VCM Suite with full scan, data log, read, edit, and write capabilities. Plus, experience the quickest write times in the industry—approximately 6 minutes!

Alternative L5P/L5D E41 ECM Upgrade Option: Direct OBDII Upgrade

If you’re looking for an even more simple option to upgrade your truck for tuning, you can upgrade your GM E41 ECM directly via the OBDII port with VCM Suite! No upgrade kit or send-in service required. All you need is an MPVI3 device, (6) Universal Credits for licensing, and the latest version of VCM Suite. Once you’re ready to flash your truck, the software will prompt you through the upgrade. Find out more.

 
 

 

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 16698820663

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CMH
Bozeman, US
★★★★★ 5
Change in quality
Flavor Name: Bacon & Apple, Size: 5 Ounce (Pack of 1)
I have purchased these for a few years directly from Whole Foods, and was excited to see that it was now available from Amazon. The quality has been changing recently. I have these on AutoShip and they’ve gotten increasingly darker in color which I’m assuming means cooked more or longer and they’re incredibly hard now. These are supposed to be a soft chew and I have a Chihuahua and even cutting them up, he can barely eat them. Hoping this feedback gets back to the right people in quality control.
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Reviewed in the United States on November 27, 2023
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susan
Houston, US
★★★★★ 5
Grandpuppy says YUMMY
Flavor Name: Bacon & Apple, Size: 5 Ounce (Pack of 1)
My grand puppy loves loves loves these
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Reviewed in the United States on October 27, 2025
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eaglesfan70
Belleville, US
★★★★★ 5
Dogs love
Flavor Name: Bacon & Apple, Size: 5 Ounce (Pack of 1)
Our dogs love these treats. They are soft and thick.. Easy to break in half
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Reviewed in the United States on January 20, 2025
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TzuBetterBelieveIt
West Palm Beach, US
★★★★★ 5
A hit in our house
Flavor Name: Bacon & Apple, Size: 5 Ounce (Pack of 1)
Our girls LOVE these!!! A friend recently brought these to our oldest pups barkday party and my two couldn’t get enough so I purchase 2 at a time as high reward treats. Great price, they smell amazing and my two go bananas when they hear the bag open.
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Mom
Belleville, US
★★★★★ 5
Perfect single ingredient dog treat!
Size: 14 Ounce (Pack of 1), Size: 14 Ounce (Pack of 1)
Superb quality! We are repeat customers and keep coming back for this delicious, single ingredient dog treat. My golden gets excited every time a new pack is opened and I feel comfortable giving him then as they’re the perfect size, always fresh and are great for his teeth too!
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Reviewed in the United States on February 4, 2026

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