aFe MagnumSHIELD Black Pre-Filter - Various aFe Intake Filters 752665 All these additional items result

All these additional items result in a product that is slower

The pilot bearing will fit loosely when installed

With this installed

Subaru Titanium Cat-back Exhaust WRX 2002-2007

aFe MagnumSHIELD Black Pre-Filter - Various aFe Intake Filters 752665 All these additional items resultaFe Magnum Shield Pre Filters protect your performance air filter and extends your filter cleaning intervals by removing large particles from the air stream prior to the air filter. This pre filter does not restrict air flow and is made of a dry weave fabric that does not attract dirt and cleans with soap and water. Fitment Table: This pre filter has been confirmed to fit the following aFe POWER air filters. The filter base, top and height dimensions