Fuel Systems
The Final Stage Manufacturer is responsible for determining compliance with F/CMVSS 301 regulations and assumes full system responsibility for fuel system modifications.
Fuel fill system installation is the responsibility of the Final Stage Manufacturer, and all fuel system components must be mounted securely.
Design Recommendations & Cautionary Notes
Installation suggestions include installing components in areas not affected during impact conditions, ensuring no fuel vapors can enter the vehicle interior, and mounting the fuel fill tube on a continuous downward slope.
Auxiliary fuel port is provided on gas and diesel fuel tanks for secondary power systems.
Exhaust Systems
Modifying the exhaust system is not recommended as it may affect compliance to F/CMVSS and/or CARB/EPA certification requirements.
Cooling Systems
Do not modify the original equipment cooling system, and do not install secondary equipment that blocks the grill and bumper openings forward of the radiators.
Manual:
Download: 2022 Ram Commercial Vehicle Body Builder Instruction
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