The ALCO Filters MD9422 air filter is designed for the Volkswagen New Beetle and filters the air entering the engine. It is compatible with 1.6 1595 cc 74 kW, 1.8 T 1781 cc 110 kW and 132 kW, 1.8 20VT 1781 cc 132 kW, 1.9 TDI 1896 cc 66 kW, 74 kW, 81 kW and 85 kW, and 2.3 V5 2324 cc 125 kW engines in model years 2000–2010.
- Type: Engine air filter
- Compatibility: Volkswagen Beetle (New), Volkswagen Beetle
- Engines: 1.6 1595 cc 74 kW, 1.8 T 1781 cc 110 kW and 132 kW, 1.8 20VT 1781 cc 132 kW, 1.9 TDI 1896 cc 66 kW, 74 kW, 81 kW and 85 kW, 2.3 V5 2324 cc 125 kW
- Model years: 2000–2010
- Height: 48 mm
- Length: 365 mm
- Width: 186 mm
- Equivalent codes: VAG: 1J0129620, HENGST FILTER: E301L, KNECHT: LX684, MANN-FILTER: C37153, PURFLUX: A379