Radiator Heater Inlet Hose Connector is a direct fit for the following:

2002-2005 Cadillac Escalade
2002-2005 Chevrolet Avalanche
2007-2010 Chevrolet Express
1999-2014 Chevrolet Silverado
2000-2005 Chevrolet Suburban
2000-2004 Chevrolet Tahoe
2007-2010 GMC Savana
1999-2014 GMC Sierra
2000-2005 GMC Yukon
2003-2009 Hummer H2

Genuine GM Part Number: 15032062