Originally Posted by Beast_1

I'd like to let everybody know that I started to get a little drone on the highway... I didn't notice it at first, maybe the muffler had to wear in a little. It's not really noticeable unless you're going uphill or something and loading the motor up while cruising.

I've got a little bit of the 'helicopter' sound due to the DoD (AFM, whatever)also. I'm not sure if it wasn't there are first, or if I just didn't notice...