Banks Power Pre-Filter (for PN 42158 / 42188) 1985-chevrolet-k20-esi3586854 the MX4 looks great whether

the MX4 looks great whether open or closed

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If you're equipping an aftermarket downpipe with an outlet larger than 80mm

designed as a direct upgrade over the factory oil pump for improved oiling under performance use

Compatible w/Stock Filter and Able To Reuse Stock Factory Gasket

Banks Power Pre-Filter (for PN 42158 / 42188) 1985-chevrolet-k20-esi3586854 the MX4 looks great whetherHighly recommended in dirty environments. Keep your Ram Air Filter protected from large debris, bugs, mud, etc Built from a breathable material, the Banks Pre Filter goes over your air filter, provides additional protection, and can even extend cleaning intervals. Works with both Dry and Oiled filters. Banks pre filter wraps are designed to work with your Ram Air intake system and are constructed from a polyester mesh with uniform micron openings. It