Has anyone removed aftermarket X-Pipe & gone back to stock?
View Single Post
12-21-2011, 11:45 AM
Drives: 2009 AW M3 DCT
Join Date: May 2010
Just use the factory Xpipe and gut the secondary cat. 200 bucks at an exhaust shop is what most people seem to report for that.
2009 e92 M3 - AW DCT - Apex Arc8s - Corsa
View Public Profile
Find More Posts by Nautik