Search by number: 2012 Buick Regal 2.0L 4 Cyl Alternator ProAmp 11650 $161.00 each OPTIONS: 120 Amps; Automatic Transmission ProAmp 11696 $192.00 each OPTIONS: 120 Amps; Manual Transmission Why is there more than one unit for my car? Look at the TECH SPECS when more than one unit is shown for your car. AMPS (ELECTRIC CAPACITY): must match you vehicle electric requirements. *** Call us if you are looking to increase your unit capacity! OE ALTERNATOR MANUFACTURER: It is recommended to match the Make of your alternator