Quick view Mechman 240 amp alternator 3.6L Jeep Wrangler JK JL 2013-2020 Now: $449.00 MSRP: $549.00 Was: This 240 amp alternator for Jeep Wrangler 3.6L engines will provide a 50% increase in amperage output vs. the stock 160 amp alternator. We use pure copper, oversize diode rectifiers for outstanding durability at this output level.… Add to Cart The item has been added Add To Compare