Transfer Flow Inc has introduced larger replacement fuel tanks for 1999-2001 Ford 2×4 and 4×4 crew cabs, and 2×4 extended cab pickups. A 48-gallon replacement tank is available for pickups with a six-foot bed. For eight-foot bed pickups, a 59-gallon replacement tank is an option. The fuel tanks are made from 12-gauge aluminized steel, and come with all parts needed for installation. They are available for diesel and gas (non-OBD-II) vehicles. For more details, contact Transfer Flow, 1444 Fortress St, Chico CA 95973.