The Vdo 5wk97508z air sensor measures the mass of intake air and is designed for compatible BMW models. It is an aftermarket replacement part.
- Type: Mass air flow sensor
- Replacement part type: Aftermarket
- OE numbers: 13 62 7 551 638, 7 551 638
- Compatibility: BMW E87, E90, E91, E92, E60, X1, X3, X5, Z4