The Buick Lacrosse 2.4i - 182hp (2010 - 2016) produces 182bhp and 233Nm in standard form. Our Stage 1 ECU tuning file raises output to 195bhp and 250Nm, a gain of 13bhp and 17Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.