This aluminum Upper Coolant Pipe for LB7/LLY Duramax from WCFab replaces the OEM rubber upper radiator hose on the 2001-2005 Chevrolet Silverado or GMC Sierra 2500 / 3500 equipped with the 6.6L diesel engine and comes powder coated color of choice! Replaces the following GM Part numbers: 15792832, 15198345
