The DEI BMW interface set IS the Fortin interface set with DEI serial-data support. I personally would get the Clifford 5902 since I think it's the best-looking remote, and then I would get the SmartStart smartphone module for it.
Musicar Certified audio upgrades
OE-Look Enclosures for F30/F32/F22/etc
Add-A-Sub and Full-Bass Packages
Full Cabin 3W and 4W Upgrades
F10 Enclosure preorder- contact us for details!