Powerful, Aggressive Growl. Equip your 3.6L Dodge Challenger with the Borla ATAK Cat-Back Exhaust and get the best sound quality befitting your engine’s amazing performance. This cat-back exhaust utilizes a patented straight-through and multi-core muffler that reduces backpressure and absorbs sound waves. This then allows your engine to emit a low and aggressive growl that definitely suits your engine’s awesome performance.Delivers an Efficient Performance. Aside from an awesome sound quality, the Borla ATAK Cat-Back Exhaust also provides up to 7 to 10% increase in horsepower and torque. It’s sure to deliver an unrestricted exhaust flow that then enhances your Challenger's fuel economy and overall engine performance.Complete Stainless Steel Build. The Borla ATAK Cat-Back Exhaust features an entirely stainless steel build to ensure durability and material rigidity. It features a 2.25-inch main tube that is mandrel-bent in order to reduce restrictions in air flow. At the same time, the main tube also maintains an excellent gas speed.Quick and Simple Installation. This cat-back exhaust can be installed on your car via a direct bolt-on process and requires no additional modifications. The kit re-uses factory exhaust tips. All mounting hardware necessary for a convenient installation is already supplied in the package.Application. The Borla ATAK Cat-Back Exhaust is an ideal upgrade for all 2015-2023 3.6L Dodge Challenger models.