GM Duramax

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Homepage Banner displaying End of year Sale 5 percent Off on all kits.
Homepage Banner displaying End of year Sale 5 percent Off on all kits.

GM Duramax

Boost your Chevrolet Silverado or GMC Sierra’s performance with high-end Duramax upgrades from DPFdelete. As a U.S.-based leader in diesel performance, we provide engineered solutions to elevate your 6.6L Duramax's horsepower, torque, and drivability—backed by tuning and components designed for real-world results.

Precision Engineered for Your Duramax

Race Tuners
Calibrated to optimize power delivery, throttle response, and efficiency with adjustable tuning for your specific needs.

Custom Exhaust Systems
High-flow, mandrel-bent systems that reduce backpressure, increase power, and deliver an authoritative exhaust tone.

Delete Kits
Comprehensive DPF, DEF, and EGR kits designed to improve engine efficiency, lower exhaust gas temperatures (EGTs), and support long-term reliability.

Built for Direct Fit & Proven Performance


Our products are developed for precise compatibility across Duramax generations—from the LB7 (2001) to the L5P (2023). Each component is constructed for durability and engineered to deliver measurable gains.

Have Questions? Here’s What You Should Know:

Are delete kits legal?
These kits are designed for off-road and racing use. Always verify your local and state regulations prior to purchase or installation.

Can I install these parts myself?
While designed for straightforward installation, professional installation is recommended to ensure optimal performance and reliability.

What vehicles are compatible?
Our upgrades are engineered for 6.6L Duramax engines found in Chevrolet Silverado and GMC Sierra models. Confirm specific fitment using your truck’s details.

Explore Upgrades for Your Generation:

  • LB7/LLY/LBZ Duramax 6.6L (2001-2010)
  • LMM Duramax 6.6L (2007.5-2010)
  • LML Duramax 6.6L (2011-2016)
  • L5P Duramax 6.6L (2017-2023)

Elevate your Duramax’s capability with performance parts built to deliver. Whether you’re towing, hauling, or seeking daily-driving improvements, DPFdelete provides the engineered solutions to get you there.

Important Note: Delete kits are for off-road/racing use only. Verify all local and federal regulations. Professional installation is recommended.