Search by number: 2006 Chevrolet Equinox 3.4L 6 Cyl Alternator ProAmp 11145 $110.00 each OPTIONS: 145 Amp 1st Prod Valeo Unit ProAmp 11146 $116.00 each OPTIONS: 145 Amp 2nd Prod NDenso Unit ProAmpN 11145N $249.00 each OPTIONS: 145 Amp 1st Prod Valeo 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