1987-1988 Chevrolet R20 L6 4.8L 12si High Output Alternator Bass Knobs They produce more output at

They produce more output at idle and are more efficient than a conventional alternator

8v internal regulator with pigtail wiring plug harness

2GA or 4GA

This is a direct fit high-output alternator for the 2011-2017 Nissan Juke 1

This is a direct fit high-output alternator for the 2003 Ford E-250 4

1987-1988 Chevrolet R20 L6 4.8L 12si High Output Alternator Bass Knobs They produce more output atFitment: This is a direct fit high output alternator for the 1987 1988 Chevrolet R20 4. 8L. 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