Bosch P3929WS Workshop Cabin Air Filter
- Bosch Workshop Cabin Air Filters capture 80% of dirt and other environmental particles from entering your vehicle.
- Performance and durability are maximized by mold-resistant multi-layer media.
- 1st Layer - Larger particles are captured by the non-woven pre-filter layer.
- 2nd Layer - Elusive smaller particles are attracted and held by the electrostatically charged microfiber layer.
- 3rd Layer - Non-woven cover layer adds stability to protect the microfiber layer from damage and acts as an additional barrier to harmful elements.