Dodge Cummins 24 Valve Boost Bolt Fitting which allows for a quick and easy install without any drilling or tapping a hole. This Boost Bolt replaces a factory bolt in the air intake Dodge Valve cover assembly to read the true boost pressure. Fitting accepts 1/8" NPT Male fitting included in the R7110-10 Tubing Kit / Torque to 13 Foot Lbs. This can be used on the 5.9L and 6.7L engines from 1998.5 thru 2012.