This aFe Scorpion exhaust is perfect for Jeep Wrangler JK owners who love off - road adventures or just want to enhance their daily driving experience. It's designed for 2007 - 2018 Jeep Wrangler JK models with V6 3.6/3.8L engines. The exhaust system is made of 2.5 - inch mandrel - bent aluminized steel tubing and has an 18 - inch chambered muffler. Whether you're hitting the trails or cruising on the highway, this exhaust will give your Jeep better performance and a great sound.