The 140847 Borla Climber system for the Wrangler JL is designed with high ground clearance in mind. Each system is built from premium T-304 stainless steel giving you the absolute best in performance and durability and is a direct bolt on designed specifically for the 3.6L engine. Ultra-smooth mandrel bends ensure maximum flow & power, and precision Computer Numerical Control (CNC) manufacturing ensures an accurate , Best of all, Borla stands behind every system with a Million-Mile Warranty. Just what you’d expect from the world’s most experienced (and most winning) exhaust brand., System Features:, Cat-Back(tm) Exhaust System, S-Type Sound Level, T-304 Stainless Steel Construction, 2.5″ Pipe Diameter, High ground clearance, No-Drone, Million Mile Warranty