Deals4cars

Features: Race-proven technology and design. Multi-stepped header design for better flow and power. Anti-reversion louver technology, providing low-, mid- and high-end torque and increased horsepower over stock. Equalized back pressure ensures solid response without sacrificing performance. Design highlights half-megaphone/half-straight 4" muffler with a 4" billet end cap and heat shields that fit seamlessly over collector and primary tube. Available in black with black end caps. Includes 18 mm O2 sensor ports. Replacement end caps available separately. 12-17 Dyna models require bung adapter kit PART #1861-1095.