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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

2019-2023

Engine Type

3.0L Duramax Diesel

What's Included in the Kit

ECM Unlock & Tuning

OBD2 Flash Delete Tuning Interface
8 Tuning Credits included

EGR System

Complete EGR Valve & Cooler delete kit

Exhaust System

Stainless Steel CAT & DPF Delete Pipe

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

Choose +30HP for towing or +60HP for improved daily performance.

✓

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.

Tune Type

$--.--

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