DIESELR RTD4 Tune Files (2024-2026 Duramax L5P 6.6L) - Global B Tune File:Single Tune to Multi-Pack (Upgrade) 55% Efficiency Rating

55% Efficiency Rating

Tool steel retainers

COMES WITH 2 BRACKETS AND HARDWARE

G56 Organic Clutch Kit w/ Flywheel & Hydraulic Assembly

safer alternative to halogen lighting

DIESELR RTD4 Tune Files (2024-2026 Duramax L5P 6.6L) - Global B Tune File:Single Tune to Multi-Pack (Upgrade) 55% Efficiency RatingDieselr 20242026 L5P RTD4 Tune File Global B E42 ECM The 20242026 L5P RTD4 Tune File that customers have been waiting for is now available. This is a single level, up to +180HP custom tuning file created for the 20242026 6. 6L Duramax L5P equipped with the latest E42 (Global B) ECM. Its written for the Dieselr RTD4 platform and designed to deliver clean, reliable power with no guesswork. Tuning works on RTD4 or MPVi4 TDN (Tune Delivery Network),