1970-1978 GMC K25 Suburban V8 6.6L 12si High Output Alternator Amperage:250 amp alternator This is a direct fit

This is a direct fit high-output alternator for the 1973-1977 Chevrolet Malibu 4

8L 1999 - 2004 GMC Full Size Truck / Sierra 5

This is a direct fit high-output alternator for the 1971-1972 Chevrolet G20 Van 4

This is a direct fit high-output alternator for the 1968-1978 GMC K25 5

These all require more amperage than the stock alternator is capable of providing

1970-1978 GMC K25 Suburban V8 6.6L 12si High Output Alternator Amperage:250 amp alternator This is a direct fitFitment: This is a direct fit high output alternator for the 1970 1978 GMC K25 Suburban 6. 6L. 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