2011-2018 Duramax LML Rear Engine Cover Coolant Return Plug - 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 ...
Description: 2011-2018 Duramax LML Rear Engine Cover Coolant Return Plug - 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...More Details »