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The Exergy XRG pressure relief valve is a fuel-system relief component covering Dodge Cummins 6.7L and Chevrolet Duramax LLY/LBZ/LMM engines where this valve spec is required. It’s rated to 1800 bar (≈26,000 PSI) for overpressure protection and sized for direct replacement. The valve opens at its setpoint to relieve excess rail pressure and help safeguard injectors and other high-pressure fuel components in these diesel platforms.
Exergy Dodge Cummins 6.7L/Chevrolet Duramax LLY/LBZ/LMM 1800 Bar (26000 PSI) Pressure Relief Valve
