Outerwears Air Filter Pre-Filter Assembly - 14" x 6" Element - Purple BR10005 4:1 gear set to deliver

4:1 gear set to deliver great torque to the engines ring gear to get the engine turning

ULTRA-STRETCH panels along ribcage

1/2" NPT inlet/outlet portsDerale has been the leader in performance cooling for decades

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Outerwears Air Filter Pre-Filter Assembly - 14" x 6" Element - Purple BR10005 4:1 gear set to deliverOuterwears 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