The Walker Exhaust 21347 is a high-quality, stainless steel muffler designed to provide original equipment (OE) equivalent sound and precision fit for a variety of vehicles. Constructed with 100% stainless steel, this muffler offers superior corrosion resistance compared to traditional aluminized mufflers, ensuring a longer service life and enhanced durability. The aluminized finish further protects against rust and extends the muffler's lifespan, making it a reliable choice for fleet operations seeking to minimize maintenance costs and downtime. Featuring a three-tube design, the 21347 muffler delivers a quiet tone that meets OE standards. The OE-style louvered tube technology and domed heads contribute to a premium, factory-like sound quality, effectively reducing radiated noise. This design not only enhances the driving experience but also complies with noise regulations, making it suitable for various commercial applications. The muffler's internal partitions and mechanically joined tubes allow for expansion and contraction during temperature changes, minimizing distortion and maintaining structural integrity. Spun-locked heads and OE-style spot welds provide additional stability and support, ensuring the muffler withstands the rigors of daily use in demanding environments. Designed for easy installation, the 21347 muffler features a direct-fit bolt-on replacement solution with OE-style hangers, brackets, and pipe routings. This design eliminates the need for specialized fabrication or welding, reducing labor time and associated costs during installation. The muffler's dimensions—7" in height, 9" in width, and 22" in length—make it compatible with a range of vehicles, providing versatility for fleet managers. By choosing the Walker Exhaust 21347 muffler, fleet operators can achieve reliable performance, reduced maintenance expenses, and compliance with noise regulations, all contributing to the overall efficiency and cost-effectiveness of their operations.