The Dodge SRT-4 uses a returnless 58psi fuel system from the factory. While this sounds good in theory, the higher-than-normal fuel pressure can wreak havoc on aftermarket injectors, like RC Engineering, that are designed to run at 43.5psi. The solution is the AGP Fuel Return kit, which bolts to the factory hardware to regulate fuel pressure and return any unused fuel to the tank, allowing you to run more consistent, lower fuel pressures, big injectors, and tune your SRT-4 more efficiently.
The AGP Fuel Return Line kit utilizes an Aeromotive fuel pressure regulator that connects to your stock fuel feed line with the supplied fittings. A braided stainless steel hose runs back to the filler line at the tank to complete the system. All necessary fittings are i