Outfit your semi to be Ready for the Road Ahead with instant electric power to accessories, with the Power Products 100' 4/0 Gauge Starter Cable. Thanks to its ultra-conductive body, this replacement cable is able to act as a connector between the battery and the vehicle's electrical components, transferring energy the moment the ignition is engaged. Crafted with a full-sized copper gauge for optimal current transfer. FleetPride is your First Click in Heavy Duty .