3 inch mandrel bent 409 stainless steel system with 78 percent greater flow area vs stock. Removes factory 2.25 inch piping, resonators, and restrictive OEM muffler. Gain rear-end ground clearance for improved departure angle while reducing weight. Strong authoritative growl without highway drone. The Banks Monster-Exhaust provides an aggressive growl under load without annoying highway drone. With a full 3.0 inch mandrel bent design, the Monster-Exhaust removes the under-body resonator and restrictive power-robbing rear OEM muffler to improve flow. Exhaust gas velocity is maintained all the way through the high-flow Monster-Muffler rear section. Rear-end ground clearance is improved for those tricky off-road trails or rock climbing excursions. Key Features: 78 percent Greater Flow Area vs Stock Constant-diameter 3.0 inch mandrel-bent tubing vs factory 2.25 inch Slash-cut high tuck tip for improved departure angle Authoritative growl without highway drone Free flowing Monster-Muffler mid-mounted muffler section less backpressure than stock 1-year Limited Warranty Fitment: 18-23 Jeep Wrangler JL 2.0L, 4-Door