Description
Genuine GM upper turbo oil drain gasket (GM part number 12637217) for the 2011-2016 GM 6.6L Duramax LML. A factory replacement part made to GM original equipment specifications.
- Genuine GM OEM part
- GM part number 12637217
- At Turbo
Fits: 2011-2016 GM 6.6L Duramax LML