Originally Posted by lucid
Keep your stock mufflers guys. Put them back on before you sell the car, and sell your aftermarket muffler by itself. You'll get more money back that way...
what he said....makes much more financial sense, much better long term gain
E90 335d LeMans Blue, M-Sport, Exec, Premium, Nav, 260s
E93 M3 Space Grey, Fully loaded
If I lived in Germany, I'd be proud to drive domestic!