The cars with two gas tanks are typically larger trucks, SUVs, and specialty vehicles designed for extended driving range or heavy-duty use. Having two tanks allows for more fuel storage, making these vehicles well-suited for long-distance travel, towing, or operating in remote areas where refueling options are limited.
Pickup Trucks With Dual Fuel Tanks
- Ford F-Series (older models) – Many Ford F-250 and F-350 trucks from past decades were available with factory dual-tank setups.
- Chevrolet and GMC pickups – Older Silverado and Sierra heavy-duty models offered dual fuel tanks for extended range.
- Ram trucks – Select models and aftermarket conversions feature two-tank systems for hauling and towing.
Utility & Commercial Vehicles
- Toyota Land Cruiser 70 Series – Certain variants, especially in markets like Australia, come with a main tank and a sub tank for long-distance outback travel.
- Heavy-duty work trucks – Medium-duty vehicles such as Ford F-450 or International trucks often have dual tanks for extended operating hours.
- Military vehicles – Many are equipped with dual tanks for range and redundancy in field operations.
Specialty Off-Road & Expedition Vehicles
- Overland builds – Custom expedition trucks and SUVs often add a secondary fuel tank for remote travel.
- Classic off-roaders – Older 4x4s like certain Land Rovers and Land Cruisers have dual-tank configurations from the factory or via aftermarket upgrades.
- Touring buses and RVs – Large recreational vehicles sometimes use dual tanks to support long trips without frequent stops.
Benefits of Two Gas Tanks
- Extended driving range – Ideal for long hauls or remote work areas.
- Fuel management flexibility – Drivers can use one tank at a time, keeping a reserve.
- Better weight distribution – Placement of dual tanks can help balance load and stability.
The cars with two gas tanks category is dominated by heavy-duty trucks, specialty off-road SUVs, and long-range expedition builds. These vehicles are engineered to carry more fuel, making them practical for demanding environments and extended journeys.