Cart Continue shopping “Audi B9 S4 / S5 / SQ5 3.0T ECU Software Upgrade” has been added to your cart.Remove itemThumbnail imageProductPriceQuantitySubtotal × BMW 528i F10 ECU Software Upgrade (In-House Flash) $1,246.55 BMW 528i F10 ECU Software Upgrade (In-House Flash) quantity $1,246.55 (incl. tax) × AMR Performance 2.5"-to-2.75" Coupler $32.09 AMR Performance 2.5"-to-2.75" Coupler quantity $32.09 (incl. tax) × Audi B9 S4 / S5 / SQ5 3.0T ECU Software Upgrade $1,283.99 Audi B9 S4 / S5 / SQ5 3.0T ECU Software Upgrade quantity $1,283.99 (incl. tax) Coupon: Apply coupon Update cart Cart totalsSubtotal$2,562.63 (incl. tax)Service / Financing / Processing$109.69Total$2,672.32 (includes $174.83 Tax)- Proceed to checkout