I had my center's general manager make the call to BMW NA regional who puts the order in. Every dealership should be able to do it. If I can help message me and I will see who they spoke with.
2013 BMW Alpina B7x SWB Alpina Blue, Dinantronics Stage 2 600hp, 612lb/ft
2016 BMW X5M Long Beach Blue, M Perf parts, RKP diffuser, Dinantronics Stage 1
awaiting 2017 M770i (to replace the B7)