The Peugeot 307 RC 2.0i 16v 177hp (All) produces 177bhp and 202Nm in standard form. Our Stage 1 ECU tuning file raises output to 192bhp and 215Nm, a gain of 15bhp and 13Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.