Originally Posted by RambleJ
If you have a 2011 I think you are stuck with Stage 1 only.
My 2011 does
have the CANBUS wiring so there has to be something else besides the MY that dictates its inclusion on the vehicle.
2011 535i xDrive, Dark Graphite Metallic, Veneto Beige Dakota Leather, Technology Package, M Sport Package, Executive Package delivered Christmas Eve '10, Mods - quad tips, 20% tint, JB4.