1968-1969 Pontiac Firebird L6 4.1L 12si High Output Alternator Pulley:V-Belt Pulley When two is not enough

When two is not enough 315 Custom Audio has the solution

This is a direct fit high-output alternator for the 1985-1987 Subaru Standard 1

which causes it to spin faster than a larger pulley

This is a direct fit high-output alternator for the 1986-1989 Ford E-150 Econoline 4

1968-1969 Pontiac Firebird L6 4.1L 12si High Output Alternator Pulley:V-Belt Pulley When two is not enoughFitment: This is a direct fit high output alternator for the 1968 1969 Pontiac Firebird 4. 1L. 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