Hp Tuners L5p Duramax 2024 Tuners. Introducing hp tuners' new gm e41 ecm upgrade kit for 2017+ chevy silverado and gmc sierra 2500/3500 6.6l duramax trucks (l5p and l5d applications)! Sotf supports 2017+ chevrolet silverado/gmc sierra 6.6l e41 l5p/l5d trucks on the.

Hp tuners data logging instructions for l5p/l5d this article will walk you through datalogging your 2017+ l5p/l5d duramax. 2010 gmc sierra lmm duramax.