ok sorry first of all i now theres alot about this out there, i just dont have it in me to look thru all the posts. i recently bought an 05 ss/sc and today cleaned the filter,maf and changed oil. all were annyoyin, oil drain plug was stripped to nothing, oil filter was twisted up, just ridiculous. but s=anyway i cleand my MAF sensor, and injen cai filter with a k&n filter cleaning kit and oil, now my reduce engine power came up. what could it be ? oil on the filter not dry? anyone have any clues? thank you.