A-B1691613-AI GASKET-EXHAUSTOne New Aftermarket Replacement Exhaust Gasket Fits Briggs & Fits Stratton (B&S) Vanguard Engines This aftermarket replacement exhaust gasket seals the connection between the exhaust manifold and the muffler on Fits Briggs & Fits Stratton (B&S) Vanguard twin cylinder engines. A failed or blown exhaust gasket can cause exhaust leaks, excessive noise, smoke, and loss of engine efficiency replace it promptly to keep your equipment running cleanly and