Search for chris products duece turn signals. they're cheap and the front ones fit right on the existing mounts. The rears need stems but cris products also has them. get the longer ones that i believe are 1.75" if i recall. Go to
http://www.phatperformanceparts.com/ to find all this stuff. Use thier search fuction and type in chris products. they also have smoke or clear lenses you can buy seperately for 2 bucks each if you don't want the red or ambers that they come with.