Banks Power 2020 GM 2500/3500 6.6L L5P Derringer Tuner (Gen 2) - Requires iDash Engine Components>Engine Mounts making sure to give you

making sure to give you the maximum drop without sacrificing vehicle performance

starting right off idle and marching to the shift point in each gear

Perfect Fit: This system uses all factory mounting locations providing stability

Handcrafted

ventilation hose and purge solenoid valve

Banks Power 2020 GM 2500/3500 6.6L L5P Derringer Tuner (Gen 2) - Requires iDash Engine Components>Engine Mounts making sure to give youResults in torque and power gains across the full operating rpm range, starting right off idle and marching to the shift point in each gear. Derringer is dyno calibrated to use multiple data inputs such as throttle position, rpm, vehicle speed, AFR, knock, coolant temperature, and EGT, just like your engines ECM. It actively and safely optimizes calibrations in real time thanks to its OBD II connectivity. No competitive tuner does that. Derringer has