The Nissan Primastar 2.0 DCi 90hp (2007 ->) produces 90bhp and 260Nm in standard form. Our Stage 1 ECU tuning file raises output to 145bhp and 350Nm, a gain of 55bhp and 90Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.