Metra Electronics XSVI-9004-NAV Custom Fit CAN Interface Incl.: XSVI-9004 Interface/LD-AX-XSVI-AU1 Harness/LD-AX-XSVI-AU2 Harness Custom Fit CAN Interface Provides Accessory (12-volt 10-amp) Retains R.A.P. (retained Accessory Power) Provides NAV Outputs (parking Brake-reverse-& Speed Sense) Retains Balance And Fade