Flowmasters new American Thunder® axle-back system for the 2018-19 Jeep Wrangler JL is perfect for the person looking for maximum performance and ground clearance from their exhaust system. This 2.

This Outlaw Axle-back exhaust system fits 2012-2018 Jeep Wrangler JK with the 3.6L and is perfect for the person looking for an aggressive exterior and moderate interior exhaust tone.

Flowmaster’s Super 10 Series 409S Stainless Steel – Single Chamber mufflers are intended for customers who desire the loudest and most aggressive sound they can find. Because these mufflers are so aggressive, they are recommended only for off highway use and not for street driven vehicles.