Overview
Milltek Resonated Cat-Back Exhaust System for Audi B9 S4 and S5 (3.0 V6 Turbo). Direct factory fitment for Sport Differential models without brace bars, 2016+ S4 Sedan/Avant and 2017+ S5 Sportback. 2.50" mandrel-bent T304L stainless steel with quad polished oval trims and resonated chamber for OE+ tone character.
Hand-finished T304L stainless construction with CNC-formed resonator optimizes exhaust scavenging while maintaining a composed, engineered note. Uses OEM hangers and mounting points - no modification required. Direct replacement for factory cat-back system.
Details
Fitment Notes
- Audi B9 S4 Sedan/Avant (Sport Differential only, without brace bars) - 2016 and later
- Audi B9 S5 Sportback (Sport Differential only, without brace bars) - 2017 and later
- Engine: 3.0L Twin-Turbo V6 (EA839)
Engineered to Exhilarate.
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 |
|---|---|---|---|---|---|
| 2018-2019 | Audi | S4 | EA839 | 3.0T | All |
| 2018-2019 | Audi | S5 | EA839 | 3.0T | All |
