Pay in 4 interest-free payments of $125.00 Learn more
Ships within 48 hours · Estimated delivery Sep 22 - Sep 27
Controller is upgraded for tuning compatibility
and tough environments
Compatible with MPVI3 & the new MPVI4 devices only
making it a must-have for serious truck owners
The Dieselr Signature L5P EGR Upgrade Kit is manufactured in the USA (with select globally sourced components) and built for clean installs
HP Tuners GM E42 ECM Upgrade Service (2024-2025 GM Duramax L5P) 20+_POWERSTROKE_6.7 Controller is upgraded for tuningGet your 2023+ Chevrolet Silverado and GMC Sierra 2500 3500 6. 6L Duramax ready for tuning! Optimize your GM L5P Truck Performance, Upgrade the potential of your 2023+ Chevrolet Silverado and GMC Sierra 2500 3500 6. 6L Duramax with the L5P ECM Service by HP Tuners. This service grants you the capability to fine tune your vehicles performance. Buy this send in upgrade service to modify your existing E42 ECM for integration with the latest version of
