The 4″ Muffler Bypass (MDAL017) from Armor Lite is a high-quality aftermarket exhaust component designed to improve the performance and sound of your vehicle. Its key features include a 4″ diameter for maximum airflow, a durable construction for long-lasting use, and a sleek design for a stylish look. The benefits of this product include increased horsepower and torque, improved fuel efficiency, and a more aggressive exhaust note. Its unique selling points are its easy installation process and compatibility with a wide range of vehicles. Upgrade your ride with the 4″ Muffler Bypass from Armor Lite.