1963-1965 Chevrolet Impala L6 3.8L 12si High Output Alternator Pulley:Double V-Belt Pulley but if you're looking at

but if you're looking at modifying it down the road (winches/lights/etc) then you'd want 2GA

This is a direct fit high-output alternator for the 2001-2005 Lexus GS430 4

This is a direct fit high-output alternator for the 2007 Chevrolet Silverado 2500 HD Classic 6

This is a direct fit high-output alternator for the 1965-1967 Buick Gran Sport 6

Also included are military style corrosion resistant battery connections and an ANL fuse and holder

1963-1965 Chevrolet Impala L6 3.8L 12si High Output Alternator Pulley:Double V-Belt Pulley but if you're looking atFitment: This is a direct fit high output alternator for the 1963 1965 Chevrolet Impala 3. 8L. Being a direct fit, this alternator fits directly into your stock alternator location. Plug: This high output alternator comes with a 14. 8 Volt GM Style Internal Regulator with one wire connection. This alternator is not plug and play and must be wired with the one wire connection. NOTE: If you require charging at a certain voltage setpoint, we offer a