The cars with a two-gas-tank setup are designed for extended driving range, better fuel management, or specialized performance needs. While this feature is more common in trucks and commercial vehicles, certain passenger vehicles and SUVs have also been equipped with dual-tank systems over the years.
Pickup Trucks
- Ford F-Series (Older Models) – Many Ford F-150, F-250, and F-350 models from past decades offered factory dual-tank configurations.
- Chevrolet & GMC Trucks – Select Silverado and Sierra models, particularly in heavy-duty trims, have featured two fuel tanks.
- Dodge Ram (Earlier Versions) – Some older Ram trucks came with dual tanks for increased range.
Off-Road & Utility Vehicles
- Toyota Land Cruiser (Certain Variants) – Models like the 70 Series in some markets include a main and sub fuel tank.
- Range Rover Classic – Early versions featured dual tanks for extended range on expeditions.
- Nissan Patrol – Select generations offered twin-tank setups for long-distance travel.
Commercial & Specialty Vehicles
- Ambulances & Service Trucks – Often equipped with two tanks to minimize downtime for refueling.
- Camper Vans & RVs – Use dual tanks to increase travel range between stops.
- Military Vehicles – Designed for endurance, many are built with multiple fuel reservoirs.
Benefits of Dual Gas Tanks
- Extended Range – Reduces the need for frequent refueling on long trips.
- Fuel Flexibility – Allows carrying different fuel types in some specialized setups.
- Better Weight Distribution – Strategic tank placement can help balance vehicle handling.
The cars with two gas tanks is valued by drivers who prioritize endurance, off-road travel, or utility work. While less common in modern passenger cars, it remains a practical solution in trucks, SUVs, and specialty vehicles designed for long-distance and heavy-duty use.