The Delco Remy 28SI™ 12V 160A Pad Mount Brush Alternator ensures you are Ready for the Road Ahead™ by maintaining lower weight, enhancing temperature capability, and improving fuel savings with its design to address vehicle applications that require higher electrical output. This heavy duty alternator raises the bar with high amp output your truck deserves with parts designed to work without struggle, leaving behind concerns of a bad battery that won't turn or start. Equipped with Remote Sense technology, this heavy duty alternator also uses a second wire that interprets actual voltage from the battery and increases voltage output to ensure a constant 14 volts at the battery. Thus, your battery is brought to a fully charged state in half the time. Built with a dual internal fan, the 28SI™ alternator provides maximum cooling you know you can trust compared to conventional single external fan designs. FleetPride is your First Click in Heavy Duty®.