Borla(r) "Climber" system. Confirmed on Sport & Rubicon models. High clearance Cat-Back(tm) tucks above frame rails. Removes rear-most factory muffler, increasing departure angle and frees up room for accessories. Cross-over pipe fitment & location allows Borla(r) Climber exhaust system to fit a wide variety of suspension & armor upgrades. Loop delete Y-pipe provides more space underneath your Wrangler JK, keeps factory catalytic converters to remain EPA/CARB emissions legal, and keeps your Jeep factory warranty intact. Installation requires cutting the Original Equipment system. Cut on driver-side pipe required, rest is bolt-on installation. No welding required. Aggressive "S-Type" sound under acceleration, no drone at highway speeds. Features a brushed T-304 stainless steel turn down pipe., Borla(r) Cat-Back(tm) & Axle-Back exhaust systems feature patented straight-through and multi-core technology to unleash hidden horsepower. Increased exhaust velocity adds power, driving excitement, fuel economy, and the distinctive Borla(r) Sound of Power respected by motoring enthusiasts everywhere. , Each system is built from premium T-304 austenitic stainless steel, superior to T-400 series knockoffs (such as 409), to give you the absolute best in performance and durability. Ultra-smooth mandrel bends ensure maximum flow & power, and precision computer-controlled CNC manufacturing ensures an accurate fit. , Built from high-quality T-304 austenitic stainless steel, will not rust. Backed by Borla(r)'s industry-leading Million-Mile Warranty.