The Aston Martin Vantage 4.3 V8 380hp (upto 2018) produces 380bhp and 410Nm in standard form. Our Stage 1 ECU tuning file raises output to 410bhp and 435Nm, a gain of 30bhp and 25Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.