Hey guys, I bought http://www.ebay.com/itm/Raptor-350-Velocity-Intake-Aluminum-Airbox-Adapter-K-N-Air-Filter-FREEOuterwears-/290781224530?pt=Motors_ATV_Parts_Accessories&hash=item43b3e95e52&vxp=mtr for my raptor and I am wondering what filter oil I should use for that K&N High Flow Air Filter...