The Renault Clio 3.0i V6 255hp (2001 - 2005) produces 255bhp and 300Nm in standard form. Our Stage 1 ECU tuning file raises output to 270bhp and 320Nm, a gain of 15bhp and 20Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.