HVAC Heater Hose is a direct fit for the following:

2002-2006 Cadillac Escalade
2003-2006 Cadillac Escalade ESV
2001-2006 Chevrolet Suburban 1500
2001-2006 Chevrolet Suburban 2500
2001-2006 Chevrolet Tahoe
2001-2006 GMC Yukon
2001-2006 GMC Yukon XL 1500
2001-2006 GMC Yukon XL 2500
4.3L 5.3L 6.0L