Yeah i've got a BA XR6 ute manual 5000k's and i noticed about a week ago it had a different note to it, ie: BETTER.
I was planning to get a aftermarket cat-back exhaust system but i have been told by a few people a XR6T system is the way to go, also no warranty issues as well
BA XR6 n/a Ute. Black, 5 Speed, Alarm system, Prestige Sound, Hard Tonneau. MODS: Tint, Lukey Cat-Back system