The ALCO Filters MD9090 air filter is designed for the Audi A4 Avant 8D5 B5 with a 1.8 quattro engine, a displacement of 1781 cc, and an output of 92 kW. It is compatible with the Audi A4 and Audi Quattro.
- Product type: Air filter
- Compatibility: Audi A4, Audi Quattro
- Engine displacement: 1781 cc
- Engine output: 92 kW
- Vehicle model years: 1996–2001
- Height: 57 mm
- Length: 260 mm
- Width: 214 mm
- Equivalent part numbers: GMC 90220970, OPEL 834285, HENGST FILTER E206L, KNECHT LX448, KNECHT LX622, MANN-FILTER C261682, MANN-FILTER C26168, PURFLUX A941