Product Description
ATI AUX30CBR is a 30-gallon auxiliary diesel fuel tank and crossover toolbox combo that adds range and lockable storage without eating your whole bed. Built in the USA from heavy-duty .125" diamond-plate aluminum, the tank is fully baffled, pressure/leak tested, and equipped with a safety vent with rollover protection.
Key Features
- .125" aluminum construction with fully welded internal baffles.
- Automotive-style filler cap and safety vent with rollover protection.
- Designed for diesel auxiliary use; meets Title 49 CFR 393.65 requirements for fuel tanks.
- Locking aluminum toolbox integrated above the tank for secure storage.
- Compatible with ATI Fuel Shotz style auxiliary install kits (gravity feed to OE tank).
Fitment
Universal pickup bed fit (full-size and many mid-size beds). Always verify bed rail height and wheel-well/toolbox clearances before ordering. Intended for diesel vehicles when used as an auxiliary tank.
Dimensions & Capacity
- Capacity: 30 gallons (diesel auxiliary)
- Tank (overall): ~48.5" (L) x 19" (W) x 18" (H)
- Toolbox: ~42" (L) x 19" (W) x 9" (H)
What’s Included
- ATI AUX30CBR aluminum auxiliary tank/toolbox combo
- Standard vented cap and fittings
Note: Auxiliary install kit/pump hardware sold separately unless specified in your bundle.
Compliance
Built to meet DOT requirements for diesel auxiliary tanks (Title 49 CFR 393.65). For gasoline applications, see ATI’s gasoline-rated variant (AUX30CBRG) with different compliance requirements.
Installation Notes
- Use an approved auxiliary install kit to gravity-feed into the factory filler neck (per ATI guidance).
- Mount securely through welded tabs; recheck fasteners after first 100 miles.
- Verify toolbox lid clearance and bed rail height before drilling.
FAQ
- Can I use the AUX30CBR for gasoline?
- No—AUX30CBR is configured for diesel auxiliary use. For gasoline applications, use ATI’s AUX30CBRG gasoline variant that’s built to different standards.
- Does the combo include the auxiliary install kit?
- Usually sold separately. Some retailers bundle an install kit; check your package contents or add an ATI-approved kit for a complete gravity-feed setup.
- What are the exact dimensions I should plan around?
- Plan for ~48.5" L x 19" W x 18" H (tank) and 42" L x 19" W x 9" H (toolbox). Allow extra space for hardware and lid opening.
- Is the tank baffled?
- Yes. The tank is fully baffled and pressure/leak tested to improve stability and durability.
- Is it DOT compliant?
- For diesel auxiliary use, it’s built to meet Title 49 CFR 393.65. Always follow ATI’s installation instructions and local regulations.
