Originally Posted by Black Anger
if you have an aftermarket intake it's that! Last weekend I added a 1" BL and it rattled every time I turned on/off my truck or when I was turning left. At first I couldn't figure it out, but anyways got all fixed! Let me know if it was that!
You were right. It was starting to do it in park so I checked under the hood today and the metal piece at the end of the K&N filter was rattling against the metal underneath, Thanks guys, I'm sooo glad the noise is gone.