E39 M5 and E52 Z8 Discussion
How do I start...
I loved the sound of my Nowack exhaust in the US.
Liked the sound of the Kelleners Race on the Ute M5 in OZ, but I thought the US sound was better/deeper and to be honest the Kelleners seemed a bit metalic in my Ute in Australia.
With the Kelleners on and when I intially...