Outerwears Air Filter Pre-Filter Assembly - 14" x 5" Element - Black 11002PRB 275 in Valve Stem

275 in Valve Stem

1966-1967 Chevrolet Chevelle

Standard to Trunk Mount

1/4" thick 1-piece CNC billet flange for superior sealing

LeMans & Grand Prix

Outerwears Air Filter Pre-Filter Assembly - 14" x 5" Element - Black 11002PRB 275 in Valve StemPre 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