BULLY DOG AIR INDUCTION

STOCK REPLACEMENT FILTERS RFI Filters are multi-layered cotton gauze conical air filters for use in RFI Induction Systems. They have the lowest air induction resistance and a lifetime of reusability. Our high performance air filters represent the most cost-effective horsepower gains. These filters trap contaminants by utilizing multi-layered cotton gauze covered with a tacky oil that the contaminants adhere to. Replacement panel filters are also available for your stock induction. AVAILABLE FOR: Ford Power Stroke 6.0L 03-04 Dodge Cummins 5.9L 94-02 Ford Powerstroke 7.3L 00-01 Dodge Cummins 5.9L 03-04 Ford Powerstroke 7.3L 02-03 Chevy Duramax 6.6L 01-04 Ford Powerstroke 7.3L 94-98