The Briggs & Stratton 84003933 Engine Muffler helps manage engine exhaust flow and reduce operating noise on compatible Briggs & Stratton engines. This muffler is fitted to the engine exhaust system to direct combustion gases away from the engine while helping control exhaust sound during operation. It is a practical replacement for a damaged, rusted, clogged, or worn muffler that may... https://www.wholetoolbox.com/briggs-stratton-84003933-engine-muffler/84003933.html