4933417 Fuel Supply Tube Compatible with Cummins Engine ISB6.7 4BT 6BT 6CT A

A fuel line is a hose or pipe used to transfer fuel from one point in a vehicle to another. The United States Environmental Protection Agency defines a fuel line as "all hoses or tubing designed to contain liquid fuel or fuel vapor. The fuel supply system in a petrol engine comprises various components that work together to transfer a set amount of fuel from a car's fuel tank to its engine for combustion. These components include a fuel tank, fuel pump, carburettor, fuel injectors, fuel filters and fuel lines.