Outerwears Air Filter Pre-Filter Assembly w/ Top - 14" x 5" Element - Orange 4910903 center indexing hole to work

center indexing hole to work with most metric style axle flanges with a maximum O

Includes detailed instructions and a convenient plastic storage case

Maximum tire clearance

2007-2007 GMC Sierra 1500 HD Classic

even if it is not perfectly aligned with the header collectors

Outerwears Air Filter Pre-Filter Assembly w/ Top - 14" x 5" Element - Orange 4910903 center indexing hole to workOuterwears 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