Dipaco
Valve Adjust Gasket Set - 1989-1998 Dodge 5.9L Cummins 12-Valve - DT590010
Required with exhaust brake installation on 12-Valve 5.9L engines.

WARNING : This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov