400 Amp Green High Output Alternator 1996-2004 GM Truck 4.3L 4.8L 5.3L 5.7L 6.0L

The 400 Amp Green High Output Alternator is a fantastic addition to your 1996-2004 GM Truck with engine sizes 4.3L, 4.8L, 5.3L, 5.7L, or 6.0L. This alternator is custom built to order, with a standard build time of 2-3 weeks. However, if you need it sooner, please contact one of our sales associates to inquire about in-stock options.

This high output alternator is built with durability and performance in mind. It utilizes 6 phase technology, along with massive twin rectifier assemblies and 12 large diodes, to ensure it can handle daily use without any issues. At idle RPM, it produces over 200 amps of power, and at cruising speeds, it can deliver 400+ amps. Please note that sustained use above 5,000 RPM engine speed is not recommended.

Installation is made easy with this alternator. It comes equipped with a smaller 1.75 inch diameter pulley, which may require a slightly shorter drive belt for proper tension. Additionally, it is a direct plug-in for trucks originally equipped with the more common oval-shaped 4-pin plug.

For compatibility, please refer to our fitment guide. This alternator is suitable for a wide range of models and engine sizes, including Buick Rainier, Cadillac Escalade, Chevrolet Astro Van, Chevrolet Camaro, Chevrolet Express Van, Chevrolet Full Size Truck, Chevrolet S-10/Blazer, Chevrolet SSR, Chevrolet Suburban, Chevrolet Tahoe/Full Size Blazer, Chevrolet Trailblazer, GMC Envoy, GMC Full Size Truck/Sierra, GMC Safari, GMC Savana Van, GMC Suburban, GMC Yukon, Hummer H2, Oldsmobile Bravada, and Pontiac Firebird.

Overall, the 400 Amp Green High Output Alternator is an affordable option that guarantees excellent amperage output and durability for your GM Truck. Don't hesitate to enhance your vehicle's electrical system with this top-grade alternator.