CTS Turbo - Audi C7/C7.5 S6/S7/RS7 4.0T Cast Downpipe Set with High Flow Cats TT1180FWD This quality material will ensure

This quality material will ensure that your Cat-Back system will last through any harsh conditions

This insert slips into the front void of the upper dogbone mount puck

UNLEASH THE WHINE

The Wideband O2 Sensor included with this car and truck digital wideband AFR gauge can be installed by drilling a hole into the exhaust header before the catalytic converter

The wheel can then be lifted and placed on the guide pin

CTS Turbo - Audi C7/C7.5 S6/S7/RS7 4.0T Cast Downpipe Set with High Flow Cats TT1180FWD This quality material will ensureCTS Turbo has done it once again, we made the perfect cast stainless steel downpipes with high flow cats for the C7 4. 0T platform. The CTS Turbo Cast Catted downpipe set for 4. 0T Audi C7 (S6 S7 RS7) is a bolt on solution for increased performance. Our downpipe set eliminates the OEM cross over and includes the necessary harness extensions for the O2 sensors. CAD engineered cast stainless steel collector provides unrestricted flow and 3 piping runs