RTD4 w/ DIESELR RTD4 Tune Files (2024-2026 Duramax L5P 6.6L) - Global B Tune File:Level 5 (+180 HP) 000 mm3/rotation
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RTD4 w/ DIESELR RTD4 Tune Files (2024-2026 Duramax L5P 6.6L) - Global B Tune File:Level 5 (+180 HP) 000 mm3/rotationNote This package comes with an HP Tuners RTD4 device. Dieselr 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
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