Parts Geek - For 2001-2003, 2005-2006 GMC Sierra 1500 HD Heater Hose 78258BN. 2001-2003, 2005-2006 GMC Sierra 1500 HD 6.0L V8. Notes: Hy-T Black Heater -- Cut to Fit. Ensure Proper FitTo confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in the Compatibility Table.
