Search by number: 2006 Toyota Tacoma 4.0L 6 Cyl Alternator ProAmp 11138 $147.00 each OPTIONS: wo/Towing w/AT NDenso 100 Amp ProAmp 11139 $151.00 each OPTIONS: w/Towing Package NDenso 130Amp ProAmp 11129 $210.00 each OPTIONS: wo/Towing; Manual Transmission ProAmpN 11138N $212.00 each OPTIONS: wo/Towing w/AT NDenso 100 Amp 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