2001-2006 GMC Sierra 2500 HD V8 8.1L High Output Alternator Bass Knobs With our teams dedicated innovation

With our teams dedicated innovation we have been able to design these custom brackets for direct fitment

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This is a direct fit high-output alternator for the 1987 Chevrolet R20 4

This is a direct fit high-output alternator for the 1988-1995 Chevrolet K2500 5

0L 1996 - 1999 GMC Full Size Truck / Sierra 5

2001-2006 GMC Sierra 2500 HD V8 8.1L High Output Alternator Bass Knobs With our teams dedicated innovationFitment: This is a direct fit high output alternator for the 2001 2006 GMC Sierra 2500 HD 8. 1L. Being a direct fit, this alternator fits directly into your stock alternator location. Plug: This high output alternator comes with a factory style plug so that your OEM plug will plug directly into the alternator. Therefore, with an OEM style regulator, it will have a factory voltage set point. NOTE: If you require charging at a certain voltage setpoint,