Alot of times when people install things like K&N systems they have problems with the vehicle. It effectsperformance issues like you have as well as maf issues. Recheck it to make sure everything is right and all hoses and connectors are hooked up. If it still does it reinstlal your old system and see if the problem continues. If it does then it's not the air intake system.
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Friday, November 25th, 2011 AT 9:52 PM