2004 Pontiac GTO 5.7L V8. 2005-2006 Pontiac GTO 6.0L V8. O-Rings feature HNBR rubber and sealing washers contain nitrile rubber to help optimize sealing and product longevity. Ensure Proper FitTo confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in the Compatibility Table.
