Banks Derringer® High Output Tuner - GM Duramax 6.6L L5P (2020-2023)

The Banks Derringer® High Output adds +117 hp and +225 lb-ft to the 2020-2023 GM Duramax 6.6L L5P with six power levels adjustable on the fly. It communicates with the truck's ECM through the OBD-II port to adjust the tune in real time, compensating for altitude, while ActiveSafety circuitry protects the engine and Transcommand protects the transmission. Controlled by the iDash Pro® Powertrain Information Center with a Bluetooth mobile app. Warranty-friendly with no reflash and no trace left in the ECM after removal.Key features Adds +117 hp and +225 lb-ft 6 power levels changeable on the fly via iDash (about 23 hp per level) Interfaces with the OBD-II port to communicate with the vehicle's ECM Warranty friendly: no reflash required, no trace left in ECM after removal Works while in cruise control AutoRate tunes in real time using vehicle diagnostics ActiveSafety protects the engine and powertrain Transcommand protects the transmission Real-time bar graph on iDash displays added power Update iDash Pro and Derringer firmware via Bluetooth FitmentFits 2020-2023 Chevrolet Silverado 2500/3500 and GMC Sierra 2500 HD/3500 HD with the 6.6L L5P Duramax diesel. This product is intended for off-road and competition use; the customer is responsible for legality in their jurisdiction.InstallationInstallation manual and video from Banks.Service parts 2020-2022 with iDash Pro (no data logging): 67106 2020-2022 with iDash Data Pro (with data logging): 67126 2023 with iDash Pro (no data logging): 67107 2023 with iDash Data Pro (with data logging): 67127 Banks parts 67106, 67126, 67107, 67127.