Get consistent fuel rail pressure from your 2004.5-2010 GM 6.6L Duramax or 2007.5-2018 Dodge Ram 6.7L Cummins with the BD-Power 1050071 Fuel Rail Plug. Weak or failing fuel pressure relief valves can cause starting and drivability issues. BD's Fuel Rail Plug holds up to 30,000 psi rail pressure, making it perfect for high performance engine applications. No modification is required and an O-ring is included for a complete installation.

• Easily Replaces Stock Relief Valve
• Seals up to 30,000 PSI Rail Pressure
• Includes 0-Ring