The Renault Laguna 2.0i 16v 135hp (2001 - 2007) produces 135bhp and 191Nm in standard form. Our Stage 1 ECU tuning file raises output to 145bhp and 206Nm, a gain of 10bhp and 15Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.