Fits: 2007–2017 Jeep Wrangler 2018 Jeep Wrangler JK aFe49-08046Axle BackThe Scorpion Aluminized Hi-Tuck "Rock Basher" (RB) Cat-Back Exhaust System is constructed of 2-1/2" mandrel-bent aluminized steel tubing. The smooth curves and increased diameter of this exhaust system helps remove restriction and keeps exhaust gas flowing smoothly for increased horsepower, torque and throttle response. This exhaust system also comes complete with a 18" length chambered muffler, OE style bayonet hangers, band clamps and all hardware necessary for a hassle-free installation.aFe Scorpion exhaust systems have the features and components to make your vehicle's performance "stunning". The smooth curves of mandrel-bent aluminized steel tubing and free-flowing mufflers remove restrictions for increased horsepower, torque, and throttle response, as well as delivering a deep aggressive sound. Scorpion systems include OE-style bayonet hangers, band clamps, and all necessary hardware for hassle-free, leak-free installation. aFe also offers options of black or polished tips, or their Hi-Tuck tips that are designed for long-travel clearance, along with greater approach and departure angles.