The BORLA® R&D Team has been working hard to bring you the best exhaust system for the 2018+ B9 Audi S4.
The 3.0T engine in the S4/S5/Sportback deserves a free-flowing exhaust and the driver deserves more aural excitement, Borla offers both in Cat-Back format. The sound is tuned specifically for each vehicle to bring out as much excitement as possible while maintaining the sophistication of the car.
Each BORLA® Exhaust System is built from premium T-304-series stainless steel to give you the absolute best in performance and durability. We strive to provide you with the best quality products and stand behind our systems with a Million-Mile Warranty. Feel free to contact us with any questions...
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