Lexus

Tele atlas , cant buy for us, only euerope ,so can i use a differnt maping system in the denso unit or what can i do not to pay 400.00 dollars at dealer. the dealer gets it somehow, thanks for your imput

Looks like you need to go to a car specialty shop. you know the ones that does things like car stereos and such. they should be able to help you. if not you may have no choice but to take it to a dealer.