Billy Boat Cat-back/Turbo-Back Exhaust for 1999-2006 Audi TT [MK 1 8N] 180/225

Billy Boat Performance Exhaust is the first manufacturer to offer a 100% T-304 stainless steel exhaust system for the Audi RS6. This high-performance system begins at the factory catalytic converter with 2.5"" tubing and exits the center muffler with dual 3"" tubing. The 3"" tubing continues to fully-polished low-restriction mufflers that hang in the factory mounting location. This true-dual system finishes nicely with fully polished twin 3"" double-wall tips

Installation is simplified with this completely bolt-on system. Absolutely no cutting, welding or modifications are needed for installation! This true-dual system is TIG welded and completely mandrel bent resulting in a precision fit and an even exhaust flow. Benefits: Limited lifetime warranty Guaranteed to produce huge HP and TQ gains Fully polished mandrel bent SS tubing Increase in fuel mileage No interior resonance Incredibly deep rumble Designed to fit perfectly All bolt on Application: FPIM-0555 TT 180/225 CAT BACK 00-06 FPIM-0565 TT 225 3"" CAT BACK 00-06 FPIM-0560 TT 225 3"" DOWN PIPE 00-06