Nissan Titan has arrived and full-size trucks will never be the same. The 2004 Titan is full-size in every possible way. Its overall dimensions leave no doubt that this is one big truck. Its Endurance 5.6L DOHC V8 churns out best-in-class standard V8 power. And for off-road prowess, bed versatility and 21st-century refinement, it stacks up with any half-ton out there.