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Ships within 48 hours · Estimated delivery Aug 26 - Aug 31
Daily Driving
improved clutch holding capability
2001-2010 & 2017–2023 Duramax L5P Failed Coolant Bottle Sensor Fooler
Level 1: +30 HP
no exceptions
HPTuners E41 Upgrade Kit Powerstroke Hard Parts Daily DrivingConveniently upgrade your E41 ECM, found in the 2017 2023 Chevy Silverado and GMC Sierra 2500 3500 6. 6L Duramax trucks (L5P and L5D applications), without removing it from the vehicle. Upgrade your E41 ECM in 20 minutes or less! This ECM upgrade kit enables read, write, and special functions in VCM Suite software using an MPVI2+ (with Pro Feature Set) or MPVI3 interface. If you own a 2018 2023 model year, you can upgrade your truck directly via the
