Whether you want to roll coal or keep the noise on the down low, 4WD has a performance muffler for your Jeep. With top manufacturers such as MagnaFlow, Flowmaster and DynoMax, 4WD can supply the exhaust system you need for whatever modification you are trying to achieve on whatever application. Shop for stock, centered, dual offset or offset exhaust systems, 4WD has a variety in each category and price range. Be sure to check out videos on the 4WD YouTube channel for helpful tips on exhaust system installation. Videos such as "How to Install a 4WDH Cat-Back Exhaust on a WJ Grand Cherokee" and "Jeep Exhaust Winner: Installing a MagnaFlow Exhaust System" should be helpful.