ZZ Diesel Lower Radiator Hose O-Rings

For 2006, 2005, 2006, 2007, 2008, 2009, 2010 GM 6.6L Duramax LBZ LMM

It is common for the seal to leak at the connection to the radiator. The hose may not need to be replaced. There are 2 sizes included to fit both GM style hoses. This seal was not sized for aftermarket hoses.