Quote:
Originally Posted by RPiM5
As I proved in my video of my race against my friends Superleggera, the RPi exhaust definitely makes tons of power. Can't wait to get the RPi GT downpipes one day. Add like another 75whp with the downpipes! LOL!
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Are you still doing the muffler delete?
Check this out!
http://f10.5post.com/forums/showthread.php?t=679595
http://www.bimmerzone.com/HARTGE_BMW...18100150J.html
I think your car will sound amazing if you do.