s2kMyth

In my S yesturday night I started her up and i could hear a rattling/tinging noise coming from the drivers side exhaust. when she idles it starts then goes away but then comes back in/back out...I drove her around a little and when i go from first to neutral "cruising" to my parking spot the tingling starts again. Im like hmmm

Thanks for input and help, Greatly appreciated!