http://www.2004rperformancecenter.com/ The faster the car the more the benifit 'cuz the G-force causes the oil to roll back in the pan and uncover the stock filter inlet hole. cost $40-50
"Bottom Feeder" is a service marked pending, filter design we came up with. It is most benficial when used with our pan. The above link Hotogo posted will get you there. They are awesome!