Outerwears Air Filter Pre-Filter Assembly w/ Top - 14" x 5" Element - Orange RS003C0113 Billet Specialties engine accessories finish

Billet Specialties engine accessories finish your motor with high tech style and top quality materials

Standard Points

Nylon Line/Compression Fittings

Fits Holley 4150 Ultra HP carburetorsHolley has been the undisputed leader in fuel systems for over 100 years

Recommended dosage is 2-3 ounces of Fuel Treatment per 10 gallons of fuel

Outerwears Air Filter Pre-Filter Assembly w/ Top - 14" x 5" Element - Orange RS003C0113 Billet Specialties engine accessories finishOuterwears 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 (clogging) the filter and often passing through the filter into the engine. Filters loading up with dirt meant loss of horsepower and in many cases loss of a race. Race crews were noticing severe engine