Search by number: 2004 Volvo XC90 2.5L Alternator ProAmp 13998 $198.00 each OPTIONS: Standard 140 Amp Bosch Unit ProAmp 11081 $198.00 each OPTIONS: Optional 160 Amp Bosch Unit ProAmpN 13998N $271.00 each OPTIONS: Standard 140 Amp Bosch Unit ProAmpN 11081N $291.00 each OPTIONS: Optional 160 Amp Bosch 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