Soon after I bought my new 2012 ST, I got a cheap Symtec grip warmer kit. (https://www.ebay.com/itm/Symtec-Motorcycle-Hand-Warmer-Kit-with-Metal-Toggle-Switch-210019MT-17-9528-/330981956749) The heating pads have two elements, a high heat element, and a low heat element. I wired them up with the...