The Delco Remy 24SI™ 12V 160A Pad Mount Brush Alternator ensures you are Ready for the Road Ahead™ with its compact, lightweight features. This series is designed to address vehicle applications that require high electrical output, thus enhancing temperature capability and fuel savings. The 24SI™ series of high output alternators accounts for today’s higher under-hood temperatures by featuring a dual internal fan that has maximum cooling technology. This heavy duty alternator’s dual fans help circulate air while improving the durability and efficiency of the unit. FleetPride is your First Click in Heavy Duty®.