2017-2025 Audi S4/S5 Valved Sport Exhaust System | B9/B9.5 S4/S5

*Please email us any special requests*

For that extra sound and grunt you’ve been looking for on your 2017-2025 Audi S4/S5, this valved sport exhaust system is the solution. 

Built from premium stainless steel or lightweight titanium, it helps your 3.0L Turbo V6 with improved exhaust flow and reduced backpressure, so you can have an engine that breathes more efficiently and delivers a sharper throttle when you hit the gas. 

Made specifically for the B9 & B9.5 platforms, the valved system allows you to keep it quiet when doing your daily driving, but loud and aggressive when you hit the open roads - all with the click of a button. 

We Stand Behind Our Products

• All items from us have a 1-Year Warranty! 

Specs

• Fits: 2017 2018 2019 2020 2021 2022 2023 2024 2025 B9 B9.5 Audi S4 S5 3.0L V6 Turbo Engine
• Material: High Quality T304 Stainless Steel/Titanium 6AL-4V Grade 5 Titanium
• Includes the full Cat back Exhaust (Mid Pipe and Axle back portion)
• Includes quad exhaust tips
• Electronic exhaust valves with controller for factory-like operation
• Precision TIG welds for high strength and perfect fitment
• 100% Reversible, always able to go back to stock at any time
• *Comes with ALL necessary mounting hardware*

Shipping

• FREE SHIPPING to the lower 48 States!
• 5-8 Business Days depending on location
• We ship all of our products through UPS or FedEx
• Current processing time (FOR EXHAUSTS ONLY!) from when you place your Order to the Order being shipped is 5 Business Days for Stainless Steel, and 10 Business Days for Titanium

We always recommend Professional Installation.

German Car Accessories shipping & returns

• Shipping: orders typically ship within 1-2 business days; any lead time is stated on the product page.
• Returns: within 30 days of delivery, unused, in the same condition and original packaging with all contents. Installed parts and special-order items cannot be returned. Returns are handled case by case (arrived damaged, wrong item ordered, etc.).
• Shipping costs are non-refundable. Customers pay import duties and taxes on international orders.

To start a return or ask a question, contact us with your order number.