The Aston Martin Vantage 4.7 V8 S 436hp (upto 2018) produces 436bhp and 490Nm in standard form. Our Stage 1 ECU tuning file raises output to 460bhp and 515Nm, a gain of 24bhp and 25Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.