Search by number: 2010 Chevrolet Malibu 3.5L 6 Cyl Alternator ProAmp 11142 $131.00 each OPTIONS: Valeo type unit 125 Amps 6 Groove Serpentine Belt w/Oval Plug on Back ProAmpN 11142N $249.00 each OPTIONS: Valeo type unit 125 Amps 6 Groove Serpentine Belt w/Oval Plug on Back ProAmp 420709 Call for Price OPTIONS: Valeo type unit 125 Amps 6 Groove Serpentine Belt w/Oval Plug on Back 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