Description This Universal Muffler (SKU B1SB1268) is a high-quality replacement part designed for 4 HP engines, compatible with Briggs & Stratton (OEM 394569, 391435, 298830, 395015, 395019) and John Deere (OEM AM39089, AM35015). Featuring a 1/2” pipe with a male inlet, this durable muffler ensures reliable noise reduction and exhaust flow for a range of outdoor power equipment. It is an ideal direct-fit solution for restoring performance to your mower or small engine. Features Universal fit for 4 HP engines with 1/2” male inlet pipe for straightforward installation. Robust construction designed to withstand high heat and vibration for long-lasting service. Compatible with multiple OEM part numbers, simplifying replacement across various brands. Specifications SKU B1SB1268 OEM BRIGGS & STRATTON 394569 391435 298830 395015 395019 JOHN DEERE AM39089 AM35015 GA Spares MUF1853 Stens # 105-064, 105-501 Measurements Dimensions: Pipe 1/2”. Male Inlet Engine Power 4 HP Fits Briggs & Stratton 4 HP engines (models using OEM 394569, 391435, 298830, 395015, 395019) John Deere lawn tractors and equipment (models using OEM AM39089, AM35015) Universal replacement for compatible small engines with 1/2” male exhaust port Product Line Exhaust & Mufflers – High-quality replacement mufflers and exhaust components for outdoor power equipment.