Cart Continue shopping “Audi C7 S6 Custom In-House Dyno Tuning” has been added to your cart.Remove itemThumbnail imageProductPriceQuantitySubtotal × ARMYTRIX Sport Cat-Pipe with 200 CSPI Catalytic Converters / Secondary Downpipe $1,380.30 ARMYTRIX Sport Cat-Pipe with 200 CSPI Catalytic Converters / Secondary Downpipe quantity $1,380.30 (incl. tax) × Audi C7 S6 Custom In-House Dyno Tuning $2,139.99 Audi C7 S6 Custom In-House Dyno Tuning quantity $2,139.99 (incl. tax) Coupon: Apply coupon Update cart Cart totalsSubtotal$3,520.29 (incl. tax)Service / Financing / Processing$150.67Total$3,670.96 (includes $240.16 Tax)- Proceed to checkout