Pretty sure this is it... I'd have to go look at the tube at home to be sure. http://www.permatex.com/products/Automotive/automotive_gasketing/gasket_ makers/auto_Permatex_Ultra_Grey_Rigid_High-Torque_RTV_Silicone_Gasket_Ma ker.htm If it was a Canada color it would come out red and white like the kids' toothpaste ;) Theo