Originally Posted by ///M Power-Belgium
I did mine myself,and was at my BMW dealer...i said nothing !
But....they heard it....you now the difference,louder...and they were looking under the car...and looking ,and again
So i told them...that i did the Oem. exhaust mod.
There anser was...the Oem... what ???
So after my explanation....they where surprised...they even taken in a mirror with antenna - telescope and looked so on top of the cannister !
The next anser was....congrats
you have created an fantastic exhaust sound for your ///M3 !
This occurrence has taken place with my local BMW dealer here in Belgium !
So...for me..and for them...no problem
Haha nice! But it might be different for a US dealer here.