The Cadillac ATS 3.6 V6 480hp (2013 ->) produces 480bhp and 600Nm in standard form. Our Stage 1 ECU tuning file raises output to 510bhp and 660Nm, a gain of 30bhp and 60Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.