Works-Engineering Filter Adapters for 3″ Inlet Universal Air Filters

These air filter adapters are made to make the change from factory box filters to aftermarket open pod filters a snap. Available in 3 variations. Nissan PVC, Mitsubishi PVC and customizable aluminum version for other vehicles. Customizable Aluminium Filter Adapter for 3" Inlet Air Filters Customizable Aluminium Filter Adapter for 3" Inlet Air Filters [...]