It is very easy...look at this thread http://f10.5post.com/forums/showthre...d#post11882432
Originally Posted by bmwombat
BTW - I notice you say in one of the posts here that "have the standard exhaust. I just added the 550's rear diffuser and quad tips." - how easy was it to change that around & is the diffuser carbon black too or just black (I can't quite make out its colour); where did you buy the parts too?
OP: Nice write up. I feel the exact same as you.
2011 535i xDrive, Dark Graphite Metallic, Veneto Beige Dakota Leather, M Sport Package, 316, 322, 3AG, 5AD, 5AG, 5DL, 609, 620, 655, 677, 6FL delivered Christmas Eve '10, Mods - quad tips, 20% tint, JB4.
Last edited by Sharbotcom; 11-19-2012 at 11:37 AM.