SKU: 93574952916

6.6L Duramax L5P Unlocked E41 ECM (2017-2023)

Sale price$742.50 Regular price$825.00
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Ships within 48 hours · Estimated delivery Aug 28 - Sep 2

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Description

6.6L Duramax L5P Unlocked E41 ECM (2017-2023)For off road use only Image is for demonstration purposes only. Actual device may vary in color and branding Unlock the Power: GM Duramax L5P Unlocked E41 ECM Duramax L5P E41 ECM unlock your Chevrolet Silverado or GMC Sierra 2500 3500 6. 6L Duramax with Tuner Depots modified ECM. This upgrade allows for optimized tuning without the complications of traditional modifications, giving you better performance and control over your trucks engine system.

For off-road use only

Image is for demonstration purposes only. Actual device may vary in color and branding

Unlock the Power: GM Duramax L5P Unlocked E41 ECM

Duramax L5P E41 ECM unlock your Chevrolet Silverado or GMC Sierra 2500/3500 6.6L Duramax with Tuner Depot’s modified ECM. This upgrade allows for optimized tuning without the complications of traditional modifications, giving you better performance and control over your truck’s engine system.

Benefits of the L5P Modified ECM:

  • Receive a pre-unlocked ECM tailored for your vehicle.
  • Retain your original ECM, ensuring it remains untouched.
  • No need to ship out your original ECM.
  • After installation, remember to perform an Immobilizer Relearn and a Crank Relearn. An SPS subscription or GM dealer tool is necessary for the Immobilizer Relearn.

Considering an Alternative?

If the concept of an ECM swap sounds intricate, consider Tuner Depot's L5P Unlock Tool. Easily unlock your stock ECM for tuning. Avoid the need for relearn procedures, offering a simpler upgrade process.

EXPLORE - the GM Duramax L5P - All-In-One DPF/DEF/EGR Delete Kit (2017-2023)

To fully unleash your L5P's capabilities, consider purchasing this product as part of the All-In-One DPF/DEF/EGR Delete Kit:

Need L5P installation Instructions?

Find out what's essential for tuning your L5P-powered Duramax here.

Choose Tuner Depot for Unparalleled Precision & Performance.

Always ensure you input your OBD2 Flash Delete Tuning Interface's serial number when purchasing credits. Let Tuner Depot elevate your driving experience to new horizons!

Important: Please review the Terms & Conditions, as well as our Shipping Policy below.

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: 93574952916

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4.4 ★★★★★
Based on 14 reviews
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Verified Purchase
William Mayfield
Houston, US
★★★★★ 4
Works good but have only tried it on fine setting.
Works good but should have an overall cap as seasoning gathers around the inside.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 13, 2026
E
Verified Purchase
Ella
Whiting, US
★★★★★ 5
Best S&P grinder set that I have ever used!
Cute chefs cap! Love that they are glass containers with ceramic grinders. Grinds salt granules and pepper corns very finely in both directions. Excellent purchase! Great value!
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Reviewed in the United States on March 9, 2026
E
Verified Purchase
Elizabeth
Fort Morgan, US
★★★★★ 5
Came quickly as described!
The Grinders are very well made. I keep them right next to the stove, so they are used daily. The came quickly. Very easy to fill... You wont be disappointed !
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Reviewed in the United States on April 20, 2026
A
Verified Purchase
Ann Henson
Charlottesville, US
★★★★★ 5
Small and perfect
This salt and pepper grinder set are perfect for what I wanted. They are small in size, easy to fill and grind the S&P perfectly.
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Reviewed in the United States on February 28, 2026
A
Verified Purchase
Anonymous
Natrona Heights, US
★★★★★ 5
Great Value!
Color: Tall Set - Black White
Better than anticipated. These are sturdy and work very well. They came with a little funnel to fill, but easy enough without it. They are attractive, I keep on top my stove as I have room. Grind well.
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Reviewed in the United States on December 31, 2025

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