HIGH OUTPUT ALTERNATOR FOR 7.3L POWER STROKE DIESEL Upgrade the alternator on your Ford F-250 Super Duty or Diesel Excursion After 1999 Ford no longer offered the large case alternator upgrade option for. The Standard Alternator was the small case 110 amp 6G series alternator on the. Since 1999 the small case was the only choice and has been plagued with reliability issues. WE HAVE THE SOLUTION WITH THE LARGE CASE 6G UPGRADE UNIT BUILT IN THE USA THAT FITS IN THE SAME MOUNT, USES THE SAME BELT AND PLUGS DIRECTLY IN TO YOUR EXISTING PLUG. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Starters, Alternators, ECUs & Wiring\Alternators & Generators".The seller is "alternatorman" and is located in this country: US. This item can be shipped to United States.