Outerwears 14" x 6" Air Filter Pre-Filter w/ Top - Blue 1125405 or to wrap any end

or to wrap any end fitting into a 3" piece of webbing

Ratchet Action Ensures Positive Shifts

All components

1979-1981 GMC C3500

Provides Clearance for up to 3" Exhaust System

Outerwears 14" x 6" Air Filter Pre-Filter w/ Top - Blue 1125405 or to wrap any endOuterwears 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