CTS is proud to announce our resonator delete kit for the B9 Audi S4 3.0T.

Features:
- Replaces the factory resonator on stock cat-back exhaust assembly with our high flow exhaust section.
- Adds a nice deep exhaust note without the need for replacing the entire exhaust system.
- Increase exhaust sound without adding drone.
- Made from durable T304 Stainless Steel.
- Stainless steel exhaust band clamps included.
- Installs quickly using simple hand tools.
- Completely reversible install.
- Does not void warranty or cause a check engine light.