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Stainless Steel Race Catalytic Converter 034Motorsport: Audi B9/B9.5 S4/S5
Stainless steel race catalytic converter, direct-fit replacement for the restrictive factory catalytic converter, on Audi S4/S5 B9 3.0 TFSI. Replacing the rear oxygen sensor is recommended. Not compatible with vehicles equipped with a gasoline particulate filter (GPF).
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Available from the manufacturer
24+ in stock at factory
Expected delivery to you on Oct 21, 2026
This lead time is an estimate and may change due to circumstances beyond our control
Pricing and ordering reserved for professionals.
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Stainless steel race catalytic converter, direct-fit replacement for the restrictive factory catalytic converter, on Audi S4/S5 B9 3.0 TFSI.
- Increased power and torque across the entire rev range
- Reduced turbo response time, improved throttle responsiveness
- Enhanced exhaust sound
Points to note:
- 034Motorsport recommends replacing the rear oxygen sensor during installation
- This product is not compatible with vehicles equipped with a gasoline particulate filter (GPF)
Compatibility: Audi S4/S5 B9 2018+, 3.0 TFSI.
Sold for motorsport use (vehicles without road legal approval excluded).
Information provided by the manufacturer and translated from US English. We recommend checking technical specifications and compatibility on the manufacturer's website, as some local specifics may apply to their products.
| Product family: | Exhausts |
|---|---|
| Materials: | Steel |
| Exhaust | High-flow catalytic converter |
Produit mis à jour le: 2026-09-14 10:24:04