Universal GM CS130 Alternator Housing Case Internal Regulator Front and Rear Cover [Chrome] Up to 20% lighter than

Up to 20% lighter than traditional forged pistons that eliminate harmful stress concentrations for superior strength

This ensures strength and consistent torque readings

They're made from quality steel

Made of durable steel

Universal GM CS130 Alternator Housing Case Internal Regulator Front and Rear Cover [Chrome] Up to 20% lighter thanIf you want the awesome look of a chrome alternator but your GM alternator is working great, let Speedmaster hook you up! These GM chrome alternator housings will bolt right on to most GM alternator applications. They feature a sleek chrome finish and you can use all of your existing hardware. Check out our alternator pulley selection.