The Ferrari 458 Italia 4.5 V8 Speciale 605hp (All) produces 605bhp and 540Nm in standard form. Our Stage 1 ECU tuning file raises output to 625bhp and 580Nm, a gain of 20bhp and 40Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.