Outerwears Air Filter Pre-Filter Assembly - 14" x 4" Element - Red Underwear 1975-1978 GMC C35 CID 454

1975-1978 GMC C35 CID 454 GAS

1" Drop FrontVehicle Applications: 1967-1969 Chevrolet Camaro Firebird

200 in Rectangle Port

Polished Finish w/CNCd Ford Racing Logo

Outerwears Air Filter Pre-Filter Assembly - 14" x 4" Element - Red Underwear 1975-1978 GMC C35 CID 454Pre Filters unique polyester material contains uniform, micron sized openings to allow air in while filtering out the grime that will eventually clog an air filter or breather. Founded 45 years ago, Outerwears was created to fulfill a desperate need to keep the Air filter and engine clean during off road racing. Racers and engine builders were experiencing loss of horsepower and engine damage due to sand, dirt, and other debris prematurely packing