3" 409 Stainless Steel Construction: This muffler upgrade is constructed from 3" mandrel-bent 409 stainless steel tubing for maximum strength and durability.High-Flow 409 Stainless Steel Muffler: This system features a high-flow 409 stainless steel muffler, producing a deep sound.Installation: Utilizing factory style flange and hangers this system is a direct bolt-on system, some cutting is required.Computer-Aided Design: Utilizing state-of-the-art computer-aided design technology, this exhaust system is designed for custom, high tolerance factory fitment.MIG Welded: 100% MIG welded for race-proven strength and durability.Fitment Note: Will fit both the factory single and the factory dual exhausts.Emissions Disclaimer: This product does not require a CARB EO#.aFe POWER exhaust systems are engineered and manufactured in our Corona, California facility.