12 Month Warranty - See terms Fitment and applications For 99-04 Corvette.( Direct replacement) This combo is designed to work on LS based motors that do not have a regulator or return fuel line on the fuel rail. Principal Application: GEN III and GEN IV LS Series engines Specifications 100% quality assurance tested, more responsive, less expensive, easier to install. Make your LS swap fuel system simple with this 2-in-1 fuel filter and fuel pressure regulator fitting kit, ALSO FOR aftermarket EFI conversions. 58 psi internal regulator is designed specifically for LS engines 3/8 inch tube inlet from pump & 5/16 inch return port, adapters are included to convert to common AN6 hose. The filter features a 3/8 male inlet, 5/16 male return outlet, and a 3/8 female supply outlet. The female side of the filter assembly utilizes the male 'snap' in fitting. This is the outlet side of the filter for the line to the fuel rail of the engine. What's included 1x C5 Corvette Fuel Filter/Fuel Pressure Regulator assembly 1x AN6 Fitting for Outlet 1x AN6 Fitting for Inlet 1x AN6 Fitting for Return Selection and installation notes These filters are acceptable to use on stock / aftermarket fuel pumps under 255LPH. Any higher flow pumps will not be able to regulator the fuel pressure correctly. You will need to upgrade to an aftermarket fuel pressure regulator if your fuel pump exceeds 255LPH.
