Description This high-quality replacement muffler (SKU 299477S) is designed to reduce engine noise and direct exhaust gases safely away from your outdoor power equipment. Manufactured to OEM specifications (BRIGGS & STRATTON 391569), it features a 3-1/2” pipe length for a precise fit on compatible Briggs & Stratton engines. Durable construction ensures long-lasting performance in demanding Australian conditions. Features Direct replacement for OEM part BRIGGS & STRATTON 391569. Compact 3-1/2” pipe length for easy installation in tight spaces. Rugged steel construction resists heat and corrosion for extended service life. Specifications SKU 299477S OEM BRIGGS & STRATTON 391569 GA Spares MUD1645 Measurements 3-1/2” Pipe Length. Fits Briggs & Stratton single-cylinder engines (e.g., 8–16 HP models). Lawn mowers, generators, and pressure washers using compatible engines. GA Spares cross-reference MUD1645 applications. Product Line Exhaust & Muffler Components – replacement mufflers for small engines.