GM Coolant Block Drain Gasket 2001-2020 GM 6.6L Duramax LB7 LLY LBZ LMM LML L5P 94034146

GM Coolant Block Drain Gasket 2001-2020 GM 6.6L Duramax LB7 LLY LBZ LMM LML L5P 94034146

For 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 ,2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 GM 6.6L Duramax LB7 LLY LBZ LMM LML L5P
The block drains on each side of the engine use this gasket on the plug to ensure no leaks. 2 required per engine