The task of the air filter
- To protect the engine against dirt particles in the intake of air
- To protect the engine against wear
- To safeguard the air supply in the mixture generation
- To reduce the noise level
Change the air filter regularly according to the vehicle manufacturer's specification.
The consequences of a dirty filter:
The prerequisite for flawless operation: A tight fit
Leakages and porosity lead to a bypass of unfiltered, unmetered air into the intake duct. Consequently, Bosch air filters are made with a longer-lasting seal made of polyurethane:
For more than 80 years Bosch has been developing and producing filters. As one of the pioneers of injection systems, Bosch recognized the importance of protecting these sensitive systems at an early stage. This expertise has been consistently applied to every filter carrying the Bosch brand.