2018 B9 Audi S4 Exhaust Systems
BORLA® Exhaust for the 2018+ AUDI S4 (B9)
The BORLA® R&D Team has been working hard to bring you the best exhaust system for the 2018+ B9 Audi S4.
- T-304 Stainless Steel Construction
- Dual 2.5" tubing, into mufflers with dual tips
- Quad 3.5" Angle-Cut Tips. Available in Polished or Brushed Finishes
- S-Type Sound Level
- System includes electronic exhaust valve simulators
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...
| Model/Group | Years | System Type | Pipe Diameter | Tip Style | Tip Exit | Tip Size | Part # | ||
|---|---|---|---|---|---|---|---|---|---|
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2018-2019 Audi S4/ S5 3.0L V6 Turbo Automatic/ Manual Transmission All Wheel Drive 2 & 4 Door With Electronic Exhaust Valves. Borla® System Contains Exhaust Valve Simulators. | 2018-2019 | Cat-Back Exhaust "S-Type" | 2.5", 1.75" | 18 | Dual Split Rear Exit | 3.5" | 140740 |  |
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2018-2019 Audi S4/ S5 3.0L V6 Turbo Automatic/ Manual Transmission All Wheel Drive 2 & 4 Door With Electronic Exhaust Valves. Borla® System Contains Exhaust Valve Simulators. | 2018-2019 | Cat-Back Exhaust "S-Type" | 2.5", 1.75" | 67 | Dual Split Rear Exit | 3.5" | 140740SB | |
