This Bosch Pollen / Cabin Filter is designed for efficient air filtration. It is an activated carbon filter with dimensions of 248 mm in length, 41 mm in height, and 198 mm in width. The filter type is Activated Carbon Filter, and it comes as a single unit. The part number for the basic version is 1987435003, and the highly efficient version with active carbon is 0986628643. This filter is compatible with various BMW models including M4 F82, F83, 320 F30, F31, F34, and 118 F20, F21. It is also listed as fitting BMW 430D 3.0D. This filter offers OEM quality and is manufactured by Bosch, a trusted brand in automotive parts. If you are unsure about fitment, please use the make model tool or contact us. We offer same-day dispatch for orders placed before 2:30 PM Monday to Friday. All items are shipped from the UK.