Engine air filter
Part numbers
- OE A1120940604 (63 EUR)
- Bosch 1457433071 (20 EUR)
- MANN C 3698/3-2 (20 EUR)
Replacement procedure
- Remove black intake tubes by pulling towards front of car.
- Lift black plastic cover with MB logo.
- Lift main engine cover and remove from car.
- Flip over, loosen 4 torx screws on each airbox.
- Remove filter, clean airbox out, and reinstall new filter.
- Hand tighten the torx screws.
- Replace main engine cover making sure its seated on MAF connection gasket
- Push black intake tubes back on.
- Replace front engine cover.
Tip: Use an electric screw driver and a set of torx bits. This way you wont have to spend hours hand tightening all those screws back.