Dont know how many people do not want to do the work building their own but i think these may be worth $40ish
http://www.ebay.com/itm/97-03-Grand-Prix-Power-Adjust-K6-Mirrors-Side-Amber-LED-Built-In-Arrow-Signal-/291057051811?pt=Motors_Car_Truck_Parts_Accessories &fits=Model%3AGrand+Prix&hash=item43c45a28a3&vxp=m tr