Overview
Milltek 2.50" Resonated Cat-Back Exhaust System for Audi B9 S4 and S5 (non-sport differential models). Direct factory fitment replacement using OEM hangers; no modification required.
Hand-finished T304L stainless steel construction with mandrel-bent 2.50" (63.50mm) bore pipe. Resonated design eliminates drone while preserving OE+ tone character. Quad Cerakote Black oval trims. Dyno-proven power gains with engineering-grade flow optimization.
Details
Fitment Notes
- Audi S4 B9 3.0L Turbo V6 (Non Sport Diff) - 2016+
- Audi S5 B9 Sportback 3.0L Turbo V6 (Non Sport Diff) - 2017+
Cat-back system; retains factory cat and secondary catalytic converters. 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 |
