Magnaflow Street Series Stainless Dual Exit Axle Back Exhaust System MagnaFlow 07 14 Jeep Wrangler JK 3.8 3.6L Dual Split Rear Exit Black Best Exhaust MBRP Jeep Wrangler JK 3.6L 3.8L 2.5" Axle Back, Dual Rough Country Dual Outlet Performance Axle Back for 07 18 Jeep Wrangler. Reliability Backed for a lifetime Armor Plus Series exhaust systems are crafted from corrosion resistant T409 Stainless Steel a value oriented material designed to protect from penetrating rust and will stand up to almost anything you can throw at it. T409 Stainless Steel tubing is easy to clean. If you're looking for a performance exhaust system with a Lifetime Warranty, this is probably the one for you. If you don't find yourself faced with lots of precipitation and salt, this is all you're ever going to need. All of the tubing is mandrel bent for maximum exhaust flow. Mandrel bending ensures no rippling in the bends. The end result is that it gives you more fresh air inside your engine's cylinders, allowing it to produce more power and improve vehicle performance and longevity. It's important to note that T409 Stainless Steel is resistant to penetrating rust but winter conditions, heavy salt air, and road treatments might accelerate the corrosion process, these conditions are not covered by MBRP's manufacturer warranty unless the part or system fails completely. When it comes to a performance exhaust system, choose the MBRP ARMOR PLUS Series for a reliable option backed for a lifetime. MBRP, Stand out from the crowd with a performance exhaust system that sounds great. T409 Stainless Steel 2. 5 Inch Axle Back Dual Rear Exit With Mirror Polished Tips Fitment: 2007 2017 Jeep Wrangler Rubicon, 2018 JK Only, 3. 6L 3. 8L Features: Up To 28 Percent Flow Increase Enhanced Exhaust Tone Smooth Mandrel Bent Tubing 4 Inch OD Tips Included Bolt on Installation MBRP Exhaust: Behind these walls are people as obsessed as you with the quest for the ultimate in performance exhaust. For over fifteen years MBRP has been delivering performance enthusiasts the most in power, the most in product quality and the most in customer responsiveness. For the future, MBRP is determined to provide the highest fill rates in the industry, offer the most complete line of exhaust for diesel and sports truck enthusiasts and to be always pushing upward the definition of performance