Transfer Case Vent, 261 / 263 XHD, 2001-2007 GM 6.6L Duramax LB7 LLY LBZ

Transfer Case Vent, 261XHD / 263XHD.
A broken vent can let in moisture and debris leading to premature failure.
For 2001, 2002, 2003, 2004, 2005, 2006, 2007 GM 6.6L Duramax LB7 LLY LBZ

A broken vent can let in moisture and debris leading to premature failure