Duramax LML Rear Engine Cover Coolant Return Plug Fleece Performance LS Ceramic-Coated Option (116111020)

Ceramic-Coated Option (116111020)

this kit allows for all the room you need to get your kit installed properly

and eventually blown head gaskets

6mm 5-ply Silicone 3+4 2006-10 LBZ/LMM

This heavier spring will help control fuel delivery and smoke output under low boost

Duramax LML Rear Engine Cover Coolant Return Plug Fleece Performance LS Ceramic-Coated Option (116111020)Whether you're putting on an aftermarket turbo or deleting the EGR system on your LML, this coolant return plug will help you put the finishing touches on the job. The plug is made from high quality 6061 aluminum, anodized black, and laser etched with the Fleece Performace "F". It comes complete with a high temperature silicone o ring to ensure you won't have any leaks.