Replacement Air Filter Sock on the BMW 323i/325i/328i/330i/525i/528i/M3/Z3/Z3M

Compatible w/ Dinan Supercharger System - E36/E37Replacement air filter for Supercharger.

Compatible w/ Dinan Tube Style Intake - E36/E37/E39/E46Replacement Filter - Tube Type Intake.

Rear - Brushed Aluminum w/ Carbon Inlays - E46Whether you want to complete a fully packaged car for the showroom or plan on utilizing the performance benefits on the track, Dinan has you back in...

Rear - Brushed Aluminum w/ Carbon Inlays - E36Whether you want to complete a fully packaged car for the showroom or plan on utilizing the performance benefits on the track, Dinan has you back in...

Compatible w/ Stock Air Box - E46/E83/E85 (M54)Dinan High Flow Drop-in Replacement Filters are a direct upgrade to your factory intake system and will instantly provide better flow to assist your...