Dieselr RTD4 Tune Files (2024-2026 Duramax 4500-6500 L5D Cab & Chassis) - Global BDieselr 20242026 L5D 4500 6500 L5D Cab & Chassis RTD4 Tune File Global B E42 ECM Dieselr Global B Tune Files for 2024 2026 Duramax L5D 4500 6500 and Cab and Chassis 6. 6L are built specifically for GM Global B applications using RTD4 and MPVI4 devices through the TDN app. This package is intended for 2024 2026 4500 6500 L5D 6. 6L trucks and cab and chassis platforms using the GM E42 ECM, with the Global B platform as a core application requirement.
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Dieselr RTD4 Tune Files (2024-2026 Duramax 4500-6500 L5D Cab & Chassis) - Global B