Heavy Duty High Boost Valve Spring Set 1998.5-2018 Dodge 5.9L/6.7L Cummins XDP VGT Turbos 1/8 inch NPT Temperature Port

1/8 inch NPT Temperature Port

1 kit features a billet return filter head that accepts a readily-available Donaldson P550943 spin-on fuel filter which prevents debris from reaching the tank

unlimited miles limited warranty on it and is truly drop in ready compared to the DIY Balanced Assembly by retaining the factory intake boot

they are far from it

Heavy Duty High Boost Valve Spring Set 1998.5-2018 Dodge 5.9L/6.7L Cummins XDP VGT Turbos 1/8 inch NPT Temperature PortControl the valvetrain in your modified 1998. 5 2018 Dodge 5. 9L Cummins with the XDP Heavy Duty High Boost Valve Spring Set XD390. The XD390 Valve Spring Kit is designed to help eliminate valve float due to elevated cylinder pressures and higher boost levels. Common upgrades like aftermarket tuning and fueling and turbo upgrades can cause valve float that results in severe engine damage. Intake valves can also be blown open from added boost levels