The Chevrolet SS 6.2 V8 415hp (2014 ->) produces 415bhp and 563Nm in standard form. Our Stage 1 ECU tuning file raises output to 435bhp and 585Nm, a gain of 20bhp and 22Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.