1967-1978 GMC K25 L6 4.1L 12si High Output Alternator Pulley:6-Rib Serpentine Pulley This is a direct fit

This is a direct fit high-output alternator for the 1975-1978 Chevrolet P10 5

This is a direct fit high-output alternator for the 1969-1986 GMC C3500 5

This is a direct fit high-output alternator for the 2016-2019 Ford Transit-150 V6 3

3L 1994 - 2004 GMC Savana Van w/ 4 pin oval plug 1996 - 2016 GMC Suburban w/ Oval plug 1996 - 2004 GMC Yukon w/ Oval plug 1996 - 2004 Hummer H2 6

1967-1978 GMC K25 L6 4.1L 12si High Output Alternator Pulley:6-Rib Serpentine Pulley This is a direct fitFitment: This is a direct fit high output alternator for the 1967 1978 GMC K25 4. 1L. Being a direct fit, this alternator fits directly into your stock alternator location. Plug: This high output alternator comes with a separate adaptor plug. One side will plug directly into the aftermarket high output alternator, and the other side will plug into the factory plug. NOTE: If you require charging at a certain voltage setpoint, we offer a selection of