Borla 140631 S-Type Cat-Back Exhaust Dual Split Rear Exit for 15-20 Audi S3 2.0L

Cat-Back Exhaust System - S-Type This BORLA(r) Cat-Back system was designed specifically for the Audi 2.0L turbo engine. The 3" diameter system flows into dual 2.25" tail pipes on each muffler assembly. Includes a 3.0" O.D. x 2.5" O.D. x 6.63" long adapter for clamp on installation to the stock exhaust system. Do not use the adapter for full 3” inlet. The system has functioning valves. It delivers the classic S-Type sound with no drone inside the vehicle. Add optional resonator 60707 for additional sound control. The exhaust exits thru dual 3.5" round polished T-304 stainless steel tips on each muffler assembly (4 tips total). BORLA(r) Cat-Back and Axle-Back exhaust systems feature patented straight-through and multi-core technology designed to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive BORLA(r) Sound of Power respected by motoring enthusiasts everywhere. Each system is built from premium austenitic T-304 stainless steel, superior to T-400 series knockoffs (such as 409), to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow & power, and precision computer numerical control (CNC) manufacturing ensures an accurate fit. Best of all, BORLA(r) stands behind every system with a Million-Mile Warranty. Just what you'd expect from the world's most experienced (and most winning) exhaust brand. BORLA(r) system contains functioning exhaust valves 3" diameter into dual 2.25" on each side system Includes adapter for connection to the stock system. Do not use adapter for full 3" inlet. Add Resonator 60707 for additional sound control Add Resonator 60707 for additional sound control