Just out messing around, but really in the car it is hard to hear, O/R X pipe does not make it easier:banana:
[ame="http://www.youtube.com/watch?v=r5893NEml9s"]YouTube- SHelby GT500 Blower Whine[/ame]
[ame="http://www.youtube.com/watch?v=r5893NEml9s"]YouTube- SHelby GT500 Blower Whine[/ame]