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2017-2019 6.6L L5P Duramax ECM Tunes

$2999.00

Complete L5P/L5D Delete Kit Package

E41 UNLOCK CABLE IS NO LONGER NEEDED FOR THE 2019+ L5P DURAMAX SINCE IT CAN BE UNLOCKED & TUNED VIA THE OBD2 PORT NOW!

Get Everything You Need for a Comprehensive Performance Upgrade

Unlock the full potential of your L5P or L5D Duramax with our complete delete kit package, designed to provide all the essentials for a seamless tuning experience. This package includes custom off-road DPF-EGR-DEF delete tuning, a tuner with all necessary cables, a full CAN bus plug kit, all required credits, and a new ECM unlock tool. Additionally, you'll receive delete pipes and any extra options you select to ensure your vehicle performs at its best.

Important Note:

  • Computer Requirement: A Windows 10 or newer computer is required for the tuning process.

  • Installation Instructions: Upon placing your order, you will receive detailed instructions and all necessary information via email, including helpful PDF guides. Our full tech support team is available to assist you with the tuning process if needed.

Installation and Tuning Tips:

  1. Do Not Uninstall Parts Before Receiving All Components: Ensure you have received all exhaust parts and tunes before uninstalling any parts from your truck.

  2. Tune Before Installing Exhaust or EGR Delete Kit: Always tune your truck prior to installing exhaust parts or the EGR delete kit to avoid complications.


Cab Chassis Truck Compatibility: For Cab Chassis trucks, we recommend selecting the 4-inch exhaust with a downpipe for correct fitment without the need for modifications.

Quick ECM Unlock with the All-New ECM Unlock Tool Unlock your factory E41 ECM in just 20 minutes or less with the all-new ECM unlock tool. This tool is compatible with 2017-2918 Chevy Silverado and GMC Sierra 2500/3500/4500/5500 6.6L Duramax trucks (L5P and L5D applications) and allows for read, write, and special functions without removing the factory ECM from your truck.

Vehicle Compatibility:

  • 2017 - 2019 Chevy/GMC 2500/3500/4500/5500 L5P Duramax Cab Chassis Trucks

  • Exhaust modifications may be required for these models.

Includes:

  • Full off-road delete tune package included.

  • HP Mpvi3 tuner with E41 ECM unlock kit and all necessary credits are included.

  • CAN bus plug kit Included.

  • E41 Unlock Tool Is no longer needed or included for the 2019 Duramax.

  • Additional options based on your selections can be added to complete your kit.