Chevrolet Astro 4.3 V6 190hp ECU Tuning File

The Chevrolet Astro 4.3 V6 190hp (1995 - 2003) produces 190bhp and 339Nm in standard form. Our Stage 1 ECU tuning file raises output to 210bhp and 370Nm, a gain of 20bhp and 31Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.