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The Titan Fuel Tanks 4030213 Spare Tire Auxiliary Fuel System is a 30-gallon, diesel-only auxiliary tank designed for 2013–2021 Dodge Ram 2500 and 3500 trucks equipped with Cummins engines. This innovative system mounts in the spare tire location, providing significant added fuel capacity without sacrificing bed space.
30-gallon auxiliary fuel capacity
Designed for Dodge Ram 2500 and 3500 (2013–2021)
Compatible with Cummins diesel-equipped models
Mounts in the spare tire location for space-efficient installation
Extra heavy-duty, cross-linked polyethylene construction
Impact-resistant and corrosion-proof
Increases driving range without modifying the OEM tank
Retains full bed space
Durable and secure mounting system
| Specification | Details |
|---|---|
| Brand | Titan Fuel Tanks |
| Part Number | 4030213 |
| Product Type | Spare Tire Auxiliary Fuel System |
| Fuel Type | Diesel only |
| Capacity | 30 gallons |
| Material | Extra heavy-duty cross-linked polyethylene (standard for Titan STAFS tanks) |
| Dimensions | Not specified |
| Weight | Not specified |
| Mounting Location | Spare tire position |
| Sending Unit Compatibility | Not specified |
| Transfer Method | Not specified |
Dodge Ram (2013–2021):
Ram 2500
Ram 3500
Compatible with Cummins diesel engines only.
For diesel fuel only
Installs in place of the factory spare tire
Designed specifically for Cummins-equipped trucks
