Cart Continue shopping “Audi A8 4.0T Custom In-House Dyno Tuning” has been added to your cart.Remove itemThumbnail imageProductPriceQuantitySubtotal × Audi A8 4.0T Custom In-House Dyno Tuning $1,711.99 Audi A8 4.0T Custom In-House Dyno Tuning quantity $1,711.99 (incl. tax) Coupon: Apply coupon Update cart Cart totalsSubtotal$1,711.99 (incl. tax)Service / Financing / Processing$73.27Total$1,785.26 (includes $116.79 Tax)- Proceed to checkout