The Suzuki Swift 1.6 Sport 125hp (2005 - 2010) produces 125bhp and 148Nm in standard form. Our Stage 1 ECU tuning file raises output to 140bhp and 165Nm, a gain of 15bhp and 17Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.