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Precision Works Chevy Fuel Valve & Viton O-Ring Rail Relief Plug
Fitment: 2004.5 - 2010 CHEVY GMC 6.6 DURAMAX
Key Features:
Replaces the stock pressure relief valve
Maintain fuel rail pressure during heavy engine load conditions
Eliminate low fuel rail pressure DTC code P1093 and P0087 caused by insufficient pressure relief valve spring pressure
CNC machined 304 stainless steel
Prevents fuel return by the pressure relief valve
Eliminates low fuel pressure codes
Instruction is not included