- Stock: Out Of Stock
- Model: AU94S-QS14B
- Brand:
- EC Approved: NO
Stocked and shipped from the EU
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Crafted from high-quality T304 stainless steel, this Armytrix catback exhaust system is designed specifically for the Audi S4 B9. It features an active valvetronic system that allows you to control the exhaust tone via remote controller or mobile app. Aggressive and loud with the valves open, yet refined with them closed, this system also stands out visually thanks to its 3.5" / 90mm tailpipes—available in chrome, black, carbon fiber, or titanium blue. Supplied ready to install with full instructions and hardware, this catback showcases Armytrix’s signature finish, precise craftsmanship, and distinctive sound—making it a top-tier choice in the premium exhaust market.
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Direct mounting
Pipe diameter: 2 x 2.5" / 63mm
High-quality T304 stainless steel
3.5" / 90mm tailpipes in chrome, black, carbon fiber, or titanium blue
Active valvetronic system
Valve control via remote or mobile app
APP compatible with Android & iOS
Aggressive exhaust tone
Mounting kit included
Installation instructions included
Select your preferred tailpipe finish
2025 - This material is exclusively copyrighted and reserved
| Manufacturer | Model | Type | Version |
|---|---|---|---|
| Audi | S4 | B9 - 16-21 | 3.0 TFSI - 354 |
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