Our Stage-1 package takes this 2021 Dodge Durango SRT Hellcat from 710hp to 840hp on 93 octane pump gas! In this video, we unpack the contents of the package, following along during the installation, and dig into the before-and-after data on the dyno.

Package contents covered:
• National Speed in-house ECU/PCM unlock
• SmartAccess cable
• JLT Performance air-intake system
• Metco Motorsports 2.85" upper supercharger pulley
• Metco Motorsports idler pulley
• Optional Injector Dynamics ID1050x fuel injectors
• Optional JLT Performance air-oil separator
• Optional MotoRad 180° thermostat
• Calibration via HP Tuners