Fuel Rails, found within the Engine Parts > Fuel Supply system, are critical components in modern fuel injection systems for passenger cars and commercial vehicles. These rails distribute fuel to individual fuel injectors, ensuring consistent and precise fuel delivery to the engine. Typically constructed from metal or high-strength polymers, fuel rails are designed to withstand high pressures and resist corrosion from fuel types. They are mounted directly to the intake manifold and feature precisely machined ports for injector placement and leak-free seals. Examples in our catalog include MAN Fuel Rails with part numbers 81473016067, 51055040122, and 81274210293, all designed for reliable fuel distribution.