Upgrade your Audi S4 B9 Avant 3.0 TFSI with the Remus Non Resonated Cat Back Exhaust System – the ultimate valved cat-back for sharper sound, stronger performance and premium build quality. This Remus cat-back exhaust for Audi S4 B9 delivers an aggressive racing tone with vacuum-operated valves controlled by the OEM system, plus quad 84 mm tailpipes for a genuine motorsport look. Handmade in Austria from 100% stainless steel with a shot-blasted finish and EEC homologation, it is the perfect Audi S4 B9 exhaust upgrade for drivers who want quality, sound and style.
This non-resonated Remus cat back exhaust reduces back pressure for improved flow and response, while keeping everyday refinement thanks to the factory valve control. It is a direct performance exhaust solution for the Audi S4 B9 Avant 3.0 TFSI that looks right, fits right and sounds incredible.
Key features
- Non resonated cat-back exhaust with left and right sections
- Vacuum-operated valves controlled by the OEM system
- Aggressive racing sound with a deep tone and crisp upshifts
- Shot-blasted surface – 100% stainless steel construction
- Low back pressure for a noticeable performance increase
- Lightweight design with perfect shape and fitment
- Handmade in Austria
- EEC homologation
- Quad tailpipes – 4 x Ø 84 mm
Fitment and compatibility
- Make: Audi
- Model: A4
- Variant: S4 B9 Avant
- Engine: 3.0 TFSI
- Engine code: CWG
- Power: 260 kW
- Year: 2016+
- Only for vehicles without GPF
Tailpipe options – 4 x Ø 84 mm
- Straight, carbon insert
- Angled, carbon ring
- Black Chrome, straight, carbon insert
- Carbon, angled, Titanium internals
- Angled, rolled edge, chromed
What you get
- Remus Non Resonated Cat Back System – left and right configuration
- Integrated vacuum-operated valves with OEM control compatibility
- Choice of four 84 mm tailpipe designs
Why choose this Remus exhaust for your Audi S4 B9
Remus is a top choice for Audi S4 B9 exhaust upgrades thanks to proven quality, premium materials and OEM-level valve integration. This is the valved cat-back you want if you’re searching for Audi S4 B9 exhaust, Audi S4 3.0 TFSI cat back, Remus S4 B9 exhaust, A4 S4 B9 Avant exhaust system, valved quad exhaust, non resonated cat-back and performance exhaust for Audi S4. We’ve fitted these systems for our customers and the feedback is consistently positive – superb tone when you want it, comfortable when you don’t, and a proper motorsport finish that looks fantastic on the B9 Avant.
Professional fitting
Want it fitted by specialists? Nforcd offers professional installation in Warwickshire. Request a fitting quote at Sales@nforcd.com.