The Jeep Wrangler 2.8 CRD 163-177hp (2007 - 2010) produces 177bhp and 410Nm in standard form. Our Stage 1 ECU tuning file raises output to 207bhp and 520Nm, a gain of 30bhp and 110Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.