Car wiring diagrams: Bmw Accessory Wire, wiring diagram, wire wiring harness, schematic circuit diagram, wiring diagran, wireing diagram, wirring diagram, wiring daigram, wiring diagrams. Denali Marker Bulb Plug and Play Trigger Wire Adapter fits some BMW, Ducati, Triumph and other motorcycles .All the BMW car parts and accessories you need are online at Auto Parts Warehouse. Get up to off on retail prices! Free Shipping when you order over $..GROM DSP .Connect RED wire to a Volt switched power wire. Should turn on and off with the key ignition or accessory . Red POSI TAP connector has.