Milltek Catalyst Delete Replacement Pipes for Audi S4 / S5 V6 B9 2016+

For any questions please PM or email: Online@AutoTalent.com Milltek Catalyst Delete Replacement Pipes for Audi S4 / S5 V6 B9 2016+ This component functions as a bypass for the catalytic converter, essentially creating a "Decat" system. Removing the converter improves exhaust flow and overall performance. The denser catalyst restricts exhaust gasses, and eliminating it translates to a noticeable horsepower gain for your vehicle. However, this product is strictly for motorsport applications and requires a Stage 2 ECU remap for proper operation. Notes: For Track Use Only! Fits both OE exhaust and Milltek Sport Cat back Systems Features: SKU SSXAU674 Milltek Product type Downpipes, Sport Cats & Manifolds Resonated Not Applicable Tip Finish Not Applicable Tip Shape Not Applicable Pipe Diameter 63.5mm (2.5") EC Approved No Motorsport Use Only Yes Fitment Chart: For Audi S4 3.0 Turbo V6 B9 - Saloon/Sedan & Avant (Non Sport Diff Models) - Left Hand Drive Cars Only 2016+ For Audi S4 3.0 Turbo V6 B9 - Saloon/Sedan & Avant (Sport Diff Models Only & Without Brace Bars) - Left Hand Drive Cars Only 2016+ For Audi S5 3.0 V6 Turbo Coupe/Cabrio B9 (Non Sport Diff Models Only) 2017+ For Audi S5 3.0 V6 Turbo Coupe Only B9 (Sport Diff Models Only & Without Brace Bars) 2017+ For Audi S5 3.0 V6 Turbo Sportback B9 (Non Sport Diff Models Only) 2017+ For Audi S5 3.0 V6 Turbo Sportback B9 (Sport Diff Models Only & without Brace Bars) 2017+ Make Model Year Audi S4 B9 2016+ Audi S5 B9  2017+