How do you get better gas mileage on a 2004 Nissan Titan?

To improve gas mileage on a 2004 Nissan Titan, ensure regular maintenance, including oil changes, air filter replacements, and spark plug checks. Keep your tires properly inflated and aligned, as under-inflated tires can decrease fuel efficiency. Additionally, reduce excess weight in the truck and avoid aggressive driving habits, such as rapid acceleration and hard braking. Using cruise control on highways can also help maintain a steady speed for better fuel economy.