Search by number: 2012 Chevrolet Camaro 3.6L 6 Cyl Alternator ProAmp 11787 $186.00 each OPTIONS: NDenso type unit 140 Amps 6 Groove Serpentine Belt ProAmp 11485 $199.00 each OPTIONS: Valeo type unit 150 Amps 6 Groove Serpentine Belt ProAmpN 11787N $322.00 each OPTIONS: NDenso type unit 140 Amps 6 Groove Serpentine Belt 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