46-Gallon Replacement Fuel Tank for 2025–2026 Ram 2500/3500 Gas Trucks

More Fuel. Fewer Stops. Greater Freedom. Now 50-State Legal!

Go farther between fill-ups with Transfer Flow's 46-gallon replacement fuel tank system for 2025–2026 Ram 2500 and 3500 Crew Cab Short Bed trucks equipped with the 6.4L HEMI® V8 gasoline engine, including Power Wagon models.

Engineered to significantly increase your truck's fuel capacity and driving range, this extended-range gasoline fuel tank lets you spend less time at the pump and more time on the road. Whether you're towing, exploring off-road, traveling long distances, or putting your truck to work, Transfer Flow gives you the freedom to go farther with confidence.

Now CARB-approved and legal for sale and use in all 50 states! Transfer Flow's 46-gallon gasoline replacement fuel tank has received its California Air Resources Board (CARB) Executive Order, meeting applicable emissions requirements for the approved vehicle applications. Ram owners nationwide, including those in California, can now enjoy the benefits of extended fuel capacity.

Built Tough. Engineered for Adventure.

Manufactured from heavy-duty 12-gauge American-made aluminized steel, this replacement fuel tank is built to withstand demanding conditions while delivering exceptional durability and corrosion resistance. Internal baffles help reduce fuel slosh, providing added stability whether you're traveling on the highway, towing heavy loads, or tackling rugged terrain.

Designed specifically for the Ram 2500 and 3500 gasoline platform, the system integrates with your truck's factory fuel and emissions systems. Each tank comes with a complete installation kit, including the necessary straps and mounting hardware.

Why You'll Love It

• 46-Gallon Fuel Capacity: Increase your truck's fuel capacity and enjoy extended driving range with fewer fuel stops.

• 50-State Legal: CARB Executive Order approved for applicable 2025–2026 Ram 2500/3500 gasoline trucks, including California.

• Vehicle-Specific Fit: Designed for 2025–2026 Ram 2500/3500 Crew Cab Short Bed trucks, including Power Wagon models.

• 6.4L HEMI® V8 Compatibility: Engineered specifically for gasoline-powered Ram heavy-duty trucks.

• Factory System Integration: Designed to work with your truck's existing fuel and emissions systems.

• Heavy-Duty Construction: Built from durable 12-gauge American-made aluminized steel for strength and corrosion resistance.

• Internal Baffles: Help minimize fuel slosh for improved stability on and off the road.

• Complete Installation Kit: Includes the necessary mounting straps and hardware.

• 6-Year, Unlimited-Mile Warranty: Backed by Transfer Flow's commitment to quality and reliability.

• Made in the USA: Proudly manufactured using American-made steel.

CARB Approved – 50-State Legal

Transfer Flow's 46-gallon Ram gasoline replacement fuel tank has received approval from the California Air Resources Board (CARB), making it legal for sale and use in all 50 states for the vehicle applications covered by the Executive Order.

Now, Ram owners across the country can upgrade their fuel capacity without sacrificing emissions compliance.

CARB Executive Order No.: D288-T-06

Special Requirements

• Fits 2025–2026 Ram 2500/3500 Crew Cab Short Bed models, including Power Wagon.

• Compatible with 6.4L HEMI® V8 gasoline engines only.

• Installation requires removing the factory fuel tank skid plate.

• Power Wagon Notice: Installation requires permanent removal of the factory fuel tank skid plate. Transfer Flow's replacement tank is constructed from rugged 12-gauge aluminized steel, providing exceptional durability without the need for a separate fuel tank skid plate. The factory front "3-bar" skid plate and transfer case skid plate are retained and reinstalled.