After extensive research, meticulous revisions, and rigorous real-world testing spanning thousands of miles, Mechman proudly presents the ultimate dual alternator system tailored specifically for 2005-2013 GM LS truck with 4.8L, 5.3L, & 6.0L engines. Engineered for optimal functionality and durability, our kit boasts maximum belt wrap and precise belt alignment, minimizing belt slip and fatigue. Accessibility to your power steering pump reservoir for fluid servicing remains effortless with our thoughtfully designed system. Complete with alternator(s) and belt, our kits eliminate guesswork from installation. Detailed color instructions facilitate a swift setup using standard hand tools. Mechman dual alternator kits feature large case 6-phase elite series alternators, equipped with twin rectifiers housing 12 robust diodes, ensuring unrivaled durability even in daily driven vehicles.