Originally Posted by enforcerman
Talk to the people at tischer. Get the full retrofit with the TCU. Going w/ bimmernav and their route is a recipe for disaster. Just because BMW assist is installed doesnt mean you have to activate it (you get 4 years free from date of vehicle purchase).
So, is Tischer the best place to order all the parts and then have your local dealer? Is there any reason to expect the price on the parts from Tischer in Maryland to be different from ordering from a local dealer in California?