I have installed a set from Kimpex any local bike shop should be able to get them. You can keep your factory grips. These units stick to your bars and the grips go on over them you can't even tell there their. Work great comes with wire High Low Off switch and same thing hot as hell on high Not bad for $25 http://www.cyclebuy.com/shopping/enduro/grip_heaters.htm#Contents
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