46837. Front pipe gasket. FWD. A component which prevents a leak at the Exhaust Pipe. Exhaust Pipe to Manifold Gasket. Gasket for Catalytic Converter System. Sealing material that connects to flange on Exhaust Pipe.. and. Catalytic cnvrtr Seal. Center muffler. Flange. Pre. To Manifold. Included with: Converter & Pipe, Front muffler, Front Pipe.