The Fuel Pressure Regulator Adjustable Kit by ACPFUEL909 includes a gas hose and PSI gauge, all in a sleek black color. This CNC surface finish regulator is designed for performance vehicles, offering adjustable fuel pressure levels for optimal engine function. Suitable for placement on the rear, left, front, or right sides of the vehicle, this kit is a must-have for auto enthusiasts looking to enhance their fuel system for improved performance and racing capabilities.