Just in case you want to wire your charger to the front of your car (under the hood) this will help: http://www.stingrayforums.com/forum/stingray-corvette-discussions/1645-under-hood-charging-points.html
I think you will find the answer depends entirely on how often you will drive it, or maybe more specifically; How much down time will it have between drives?Not completely convinced the CTEK is necessary for my Stingray. Need comments from you other owners.