Search by number: 2006 Porsche Cayenne 4.5L Alternator ProAmp 11060 $506.00 each OPTIONS: To Eng 816-09866 Delphi Unit ProAmp 11247 Call for Price OPTIONS: From Eng 816-09867 Hitachi Unit 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