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.
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