This part is a replacement muffler. This is a genuine OEM part made by Tecumseh and has been sourced directly from the manufacturer. It can be used to replace a broken or otherwise defective muffler in a variety of small engine outdoor power equipment. The muffler helps to reduce noise and vibration emitted by the equipment's engine. If this part becomes faulty or detached, it will need to be replaced. It's advisable to wear work gloves to protect the hands. It's important when working on or near an engine to make sure the equipment is powered off and completely cooled down before starting any repairs. For more accurate information on how and where to install this muffler, the appropriate owner's manual and equipment diagrams should be utilized.As an authentic replacement part, this muffler is suitable for use on several different models of small engine outdoor power equipment manufactured by Tecumseh. Please note that this is a genuine part made of high-quality, durable materials and is sold individually.