Proven Part Twin Engine Muffler (PP149723). Engineered as a direct aftermarket replacement for Husqvarna and Craftsman twin-engine riding mowers and lawn tractors, this muffler restores quiet operation and proper engine exhaust flow. Key FeaturesDirect OEM Fit: Designed to replace original part numbers 149723 and 532149723 without requiring custom modification. Heavy-Duty Construction: Built with durable, heat-resistant metal to withstand extreme engine temperatures and outdoor working conditions. Optimal Engine Performance: Helps maintain steady backpressure while efficiently dampening noise for a smoother, quieter operation. Twin Engine Compatibility: Specially designed for select twin-cylinder engine setups on lawn tractors and mowers. Specifications & CompatibilityPart Number: PP149723Replaces OEM Numbers: 149723, 532149723Fits Husqvarna (and compatible lawn tractor models using these part numbers) Engine Type: Twin EngineMaterial: Metal