Billet Bypass 2-Port Fuel Pressure Regulator with 3/8" NPT Ports
Red Finish. 4.5-9 psi Adjustable
AF49-4500R
 

Aeroflow Bypass 4.5-9 PSI regulator is available with either 3/8" NPT or -8ORB female threads and are the perfect choice for fuel systems running a return line to the tank with added benefit of less load on the fuel pump resulting in quieter fuel pump operation, cooler fuel and improved fuel pump life. Available in blue, black and red anodised or polished finishes.