The Story
Upgrade your Cummins with the Fleece Performance M22 Replacement Thermostat Plug, specifically designed for 1998.5 - 2018 Dodge / Ram 5.9L / 6.7L Cummins engines. This high-quality replacement plug is a direct fit for the Cummins cylinder head and includes a durable O-ring for a secure, leak-free seal. It serves as a direct replacement for Cummins part number 3089238, this thermostat plug is an ideal choice for maintenance on your Cummins.