The Vibrant StreetPower Flat Black Oval Muffler Part Number 1147 is designed for enthusiasts seeking a deep, aggressive exhaust tone with optimal performance. Crafted from durable 304 stainless steel, this muffler offers excellent corrosion resistance and longevity. Its true straight-through internal design features a perforated stainless steel tube wrapped in multi-layer sound suppression materials, creating a distinctive low-frequency exhaust note while maintaining unrestricted airflow for maximum horsepower and efficiency. The high-temperature flat black coating not only enhances its aesthetic appeal but also provides added protection against heat and corrosion.

Measuring approximately 20 inches overall in length, including the exhaust tips, this muffler features a single 3-inch inlet ID and a 3-inch outlet tip OD. Its compact, oval shape with a single angle cut tip ensures a sleek look that complements a variety of vehicle styles. The densely packed sound absorption materials deliver a deep, resonant exhaust sound that appeals to performance enthusiasts aiming for a subtle yet powerful presence. The muffler’s design is optimized for street use, providing a balance between performance and sound suppression.

Installation is straightforward, with the muffler designed to fit standard 3-inch inlet systems. It is equipped with a 2-year limited warranty, ensuring peace of mind with your purchase. Whether you’re upgrading your vehicle’s exhaust system or customizing for a specific sound profile, the Vibrant StreetPower Flat Black Muffler offers a reliable, high-performance solution. Its aggressive appearance, combined with its efficient internal design, makes it a popular choice for those looking to achieve a quiet, deep exhaust tone while maximizing horsepower and maintaining a low profile on the street.

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