Our Race Fuel Valve eliminates the stock pressure relief valve, prevents high pressure fuel from being returned to the fuel tank; eliminates low fuel pressure rail diagnostic trouble codes (DTC P1093, P0087, P1011 low fuel pressure during enrichment)...
Our Race Fuel Valve eliminates the stock pressure relief valve, prevents high pressure fuel from being returned to the fuel tank; eliminates low fuel pressure rail diagnostic trouble codes (DTC P1093, P0087, P1011 low fuel pressure during enrichment) do to stock pressure relief valve opening; and helps maintain available fuel pressure during full throttle driving. For installation you can transfer the o-ring from the stock pressure relief valve to the Race Fuel Valve. Available separately is the PPE Viton O-ring # 113073001
