Search by number: 2002 Lexus RX300 3.0L Alternator ProAmp 13844 $155.00 each OPTIONS: Standard, 100 Amp; Without Towing Pkg. ProAmp 13905 $161.00 each OPTIONS: Optional 130 Amps; With towing pkg. ProAmpN 13844N $186.00 each OPTIONS: Standard, 100 Amp; Without Towing Pkg. ProAmpN 13905N $231.00 each OPTIONS: Optional 130 Amps; With towing pkg. 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