Cart Continue shopping “Audi B9 RS5 2.9T ECU Software Upgrade” has been added to your cart.Remove itemThumbnail imageProductPriceQuantitySubtotal × Aston Martin Vanquish 5.9L ECU Software Upgrade $3,209.99 Aston Martin Vanquish 5.9L ECU Software Upgrade quantity $3,209.99 (incl. tax) × Audi B9 RS5 2.9T ECU Software Upgrade $1,199.99 Audi B9 RS5 2.9T ECU Software Upgrade quantity $1,199.99 Coupon: Apply coupon Update cart Cart totalsSubtotal$4,409.98 (incl. tax)Service / Financing / Processing$188.75Total$4,598.73 (includes $222.35 Tax)- Proceed to checkout