Outerwears Air Filter Pre-Filter Assembly w/ Top - 14" Element x 4" Element - Orange 4704021-20-M Bracket kits include rear upper

Bracket kits include rear upper and lower trailing arm mounts that accept O

Old School Straight

from block surface to hub and features a relocated thermostat housing on the top

Available With Either Straight/90 Degree/135 Degree Boots

Maintains VVT technology benefits

Outerwears Air Filter Pre-Filter Assembly w/ Top - 14" Element x 4" Element - Orange 4704021-20-M Bracket kits include rear upperOuterwears 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