Pay in 4 interest-free payments of $232.38 Learn more
Ships within 48 hours · Estimated delivery Aug 1 - Aug 6
Due to the unique beam pattern
Stores up to 10 custom tune files
55% Efficiency Rating
Their LED daytime running light is powered by Osram Amber LEDs and is insanely bright
Tool steel retainers
DIESELR RTD4 Tune Files (2024-2026 Duramax L5P 6.6L) - Global B Tune File:Single Tune to Multi-Pack (Upgrade) Due to the unique beamDieselr 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),
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