Here's my progression...
Here is what it sounded like stock (yes that's a chrome tip lol)
http://american-speed.com/collective...loadfile&i=149
Here is the GT takeoff exhaust the day I installed it about 6 months ago.
http://american-speed.com/collective...loadfile&i=150
Here is what the GT takeoff sounds like today 6 months later.
http://american-speed.com/collective...loadfile&i=151