The Dodge Charger R/T 5.7 Hemi V8 370hp (2011 - 2018) produces 370bhp and 536Nm in standard form. Our Stage 1 ECU tuning file raises output to 385bhp and 562Nm, a gain of 15bhp and 26Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.