Tuning Bundle for 2023 Duramax 6.6L

Banks all-new Tuning Bundle includes the Derringer High Output, iDash Data Pro Powertrain Information Center with mobile app, and PedalMonster throttle controller. Derringer High Output adds +117 hp +225 lb-ft with 6 safe power levels adjustable while you drive. Communicates with the truck's ECM to adjust the tune in real-time, even compensating for altitude. ActiveSafety circuitry protects the engine and transmission. Warranty friendly.