The Walker Exhaust 17557 Ultra Flo Welded Performance Muffler is engineered to deliver exceptional exhaust flow and a deep, resonant tone, making it an ideal choice for performance-focused applications. Constructed with 100% stainless steel, this muffler offers superior corrosion resistance and durability compared to traditional aluminized mufflers. Its straight-through design minimizes back pressure, enhancing engine efficiency and performance. The exclusive Continuous Roving Fiberglass (CRF) Technology effectively absorbs unwanted interior resonance, maintaining a deep performance tone without excessive noise. Designed to flow up to 2,000 SCFM and support up to 2,000 horsepower, the 17557 is suitable for high-performance vehicles requiring optimal exhaust management. Its 30-inch overall length, 8.25-inch body height, and 11.5-inch body width ensure compatibility with a wide range of applications. The offset inlet and outlet configuration, each with a 4-inch diameter, facilitate straightforward installation. Backed by a limited lifetime warranty, the Walker Exhaust 17557 Ultra Flo Welded Performance Muffler provides a reliable and high-quality solution for enhancing vehicle performance and sound.