ALUCAGE GAS EX450F 21-

DT-1‘s world-class foam technology delivers maximum airflow while maintaining critical engine protection
DT-1 Air Filters come standard or pre-oiled
All DT-1 Air Filters are handmade manufactured in Belgium and USA with the highest quality bonded dual and triple foam available
The pre-oiled filters are oiled with the highest quality flame resistant bio-degrable filter oil
Their Super Seal base eliminates the need for grease and creates the cleanest and best seal on the market