Buy 2009 Audi S4 4.2L V8 A/T Cabriolet Convertible Air Filter Housing (Lower). 4.2 LITER. 4.2 LITER, A4 Body, Cleaner, Engine - OEM Audi Part # 079129614B (079-129-614-B)

Air cleaner body. Air Filter Housing. Frame.
Air Filter Housing. Included with: Air cleaner assembly.

Air Filter Housing

Fits S4

4.2 LITER. 4.2 LITER, A4/S4. W/O RS4.