Cart Continue shopping “Audi B8 RS5 ECU Software Upgrade (SHIP IN ECU)” has been added to your cart.Remove itemThumbnail imageProductPriceQuantitySubtotal × AMR Performance 2.5" 45˚ Coupler $32.09 AMR Performance 2.5" 45˚ Coupler quantity $32.09 (incl. tax) × Audi B8 RS5 ECU Software Upgrade (SHIP IN ECU) $999.99 Audi B8 RS5 ECU Software Upgrade (SHIP IN ECU) quantity $999.99 Coupon: Apply coupon Update cart Cart totalsSubtotal$1,032.08 (incl. tax)Service / Financing / Processing$44.17Total$1,076.25 (includes $4.99 Tax)- Proceed to checkout