Disclaimer SPETUNER’s delete kits are intended for off-road or racing use only. They may not be street-legal in all areas, so please verify local laws before installation. Professional installation is strongly recommended to ensure the best results.
Fits 2001–2025 Duramax Diesel: Wide Compatibility You Can Trust
Finding the right kit shouldn't be a guessing game. Our all-in-one solutions are categorised by the specific needs of your truck's engine code:
- 2001-2004 LB7 Kits: The classic workhorse solution.
- 2004-2005 LLY Kits: Precision cooling and airflow. Focus on cooling and turbo response.
- 2006-2007 LBZ Kits: The ultimate reliability upgrade.
- 2007-2010 LMM Kits: Say goodbye to DPF clogs.
- 2011-2016 LML Kits: Most popular for GMC/Chevy 2500/3500 HD.
- 2017-2025 L5P Kits: Next-gen tuning with CCV delete options. High-end tuning for the latest Silverado/Sierra HD.
Why Choose Our All-in-One Delete Kit for Your Duramax?
- No Guesswork: We’ve done the testing. Our tuners and pipes fit together perfectly, eliminating the risk of error codes or fitment issues.
- Engine Longevity: By removing the EGR, you prevent abrasive soot from entering your cylinders.
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Fuel Efficiency: Most users report a 2-4 MPG gain by eliminating the fuel-wasting "Regen" cycles.
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T304 Stainless Steel: While competitors use thin-wall steel, we offer T304 options for those living in the rust belt or seeking a lifetime exhaust.
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Free Technical Support: Our diesel experts are available via chat or email to guide you through the installation and tuning process.
