2021 3.0 LM2 Duramax Delete Kit | Fits Silverado, Sierra 2500/3500

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2021 Chevy/GMC Silverado/Sierra 3.0L LM2 Duramax Delete Kit

Take full control of your 2021 LM2 Duramax 1500 with our plug-and-play delete kit. Designed to work around newer emissions tech, this system delivers reliable power gains and cleaner operation for serious diesel enthusiasts.

Vehicle Compatibility

Make/Model

Chevrolet Silverado 1500

GMC Sierra 1500

Year Range

2020-2022

Engine Type

3.0L Duramax Diesel

What's Included in the Kit

OBD 2
Tuning Credits



ECM Unlock & Tuning

  • OBD2 Flash Delete Tuning Interface
  • 8 Tuning Credits included
Duramax EGR Delete & cooler



EGR System

  • Complete EGR Valve & Cooler delete kit
LM2 Delete Pipe



Exhaust System

  • Stainless Steel CAT & DPF Delete Pipe
LM2 CAN Bus Plug
ECM E46 Unlock & Upgrade



Performance Tuning

  • CAN Bus Plugs
  • ECM E46 Unlock and Upgrade Service

Key Benefits & Features

✓

ECM Unlock Included

Unlock service included to support 2021 E46 ECM tuning.

✓

Tow or Street Tune Options

A specific Tune or the entire set of Tune Levels, if chosen.

✓

Complete Hardware Package

EGR delete, Cat & DPF delete pipe and CAN BUS Plug Kit included.

✓

Engine Longevity Focused

Supports cooler combustion temperatures and improved system durability.

Important Note: This LM2 Duramax Delete Kit is intended for off-road use only. Please check your local regulations before purchasing.

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