The Chevrolet Malibu 2.5 - 197hp (2013 - 2015) produces 197bhp and 259Nm in standard form. Our Stage 1 ECU tuning file raises output to 220bhp and 285Nm, a gain of 23bhp and 26Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.