Overview
Milltek Resonated Cat-Back Exhaust System for Audi B8.5 S5 3.0 TFSI Coupe and Cabriolet. Direct factory fitment replacement using OEM hangers, no modification required. 2.37" (60.30mm) mandrel-bent T304L stainless steel construction with hand-finished polished quad outlet trims.
Engineered tone balances performance character with everyday civility-resonated design eliminates drone while preserving full-throttle soundtrack. Dyno-proven flow gains over OE system. T304L stainless resists salt corrosion; CNC-formed collectors and TIG-welded throughout. Uses factory mounting points and valve compatibility with OEM exhaust systems.
Details
- Fits: Audi S5 B8.5 Coupe and Cabriolet (2013-2017)
- Engine: 3.0 TFSI (CAEA/CAKD)
- Pipe Diameter: 2.37" (60.30mm)
- Material: T304L stainless steel
- Resonance Type: Resonated (OE+ character, reduced drone)
- Outlet Style: Polished quad trims
- Fitment: Cat-back (factory manifold to rear bumper)
Engineered to deliver measurable horsepower and torque gains without sacrificing daily-drive refinement.
Designed and manufactured in the UK with 40+ years of performance exhaust heritage. Tested at the Nurburgring.
Fitment
| Years | Make | Model | Engine Family | Engine | Trim |
|---|---|---|---|---|---|
| 2013-2017 | Audi | S5 | EA837 | 3.0T supercharged | All |
