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intake noise

  1. K&N Intake squeal at certain gas amount

    Hey Guys, I have a quick question that I don't know if anyone else has had a similar issue with. I recently installed the K&N CAI Series 77 in my '07 DC 5.7. ltr. While I recognize that the intake would be and is louder in general, I am getting a very high pitched squeal / whistle at a very...