GM Duramax L5P All-In-One DPF/DEF/EGR Delete Kit (2017-2025)

Frequently Asked Questions

How much does a complete L5P delete kit cost?

Our comprehensive L5P Duramax delete kit for 2017-2025 GM trucks starts at $2,840.96 and represents the ultimate solution for serious performance enthusiasts. This complete package includes the revolutionary L5P ECU Unlock Kit with OBD2 Flash Delete Tuning Interface, a full EGR delete kit and your choice of premium stainless steel exhaust system. The kit covers everything needed for a full deletion including 6 tuning credits and 5-position SOTF tuning, making it the most complete L5P delete kit available for your Silverado or Sierra 2500/3500 hd.

How much horsepower does an L5P Duramax delete kit add?

Our L5P delete kit delivers substantial horsepower gains through comprehensive tuning that maximizes the 6.6L Duramax potential after removing restrictive emissions components. The included 5-position SOTF tuning package allows you to select power levels tailored to your 2017-2025 HD truck's capabilities, with many customers reporting dramatic improvements in both horsepower and torque. This transformation is achieved through the advanced OBD2 Flash Delete Tuning Interface that optimizes performance parameters specifically for deleted applications.

What is included in a complete L5P Duramax delete kit?

Our complete L5P delete kit includes seven essential components: the innovative ECU Unlock Tool, OBD2 Flash Delete Tuning Interface, 6 tuning credits, 5-position SOTF package, comprehensive EGR delete kit, CAN bus communication harness and your choice of stainless steel exhaust system. This all-in-one solution for 2017-2025 Silverado and Sierra HD trucks eliminates the need for traditional ECM replacement while providing everything required for a professional-grade deletion.

How long does installation take for an L5P delete kit?

Professional installation of our L5P delete kit typically requires 1-2 days for 2017-2025 Duramax trucks, though the advanced Unlock Tool Upgrade significantly streamlines the process compared to traditional ECM swaps. The included OBD2 Flash Delete Tuning Interface reduces programming time while ensuring proper calibration for your specific GM Sierra or Silverado 2500/3500. Many professional shops complete the full installation and tuning within a single business day.

What are the benefits of an L5P Duramax delete kit?

The benefits of our L5P delete kit include dramatically increased horsepower and torque, improved fuel economy, enhanced engine reliability and elimination of costly emissions system failures. By removing the restrictive DPF and EGR systems from your 2017-2025 Duramax, our kit utilizing the ECU Unlock Technology prevents common L5P weak points while delivering transformative performance gains for your GM HD truck. This comprehensive solution represents the ultimate performance upgrade for serious diesel enthusiasts.

Does the L5p delete kit 2024–2025 variant support Shift-On-The-Fly (SOTF)?

No. SOTF options are not offered for 2024–2025 l5p delete kit & E42 service is required for these models which is not included with this kit.