The MRT Grand Cherokee TrackHawk Version 3 Cat-Back system has a loud, deep muscle car sound and is handcrafted in corrosion resistant T304 Stainless Steel. Base systems include T304 polished SS 4″ tips and 3″ mandrel bent tube. Black Ops black matte tip finish is available for an additional fee.This system is engineered for the best sound to match your Jeep and provides increased performance from increased exhaust flow. The Version 3 Cat-Back is the loudest MRT exhaust. Louder than Version 2 and Version 1 Cat-back systems. It has just enough exhaust presence with elevated sound to Get Noticed, plenty of opportunity to Feel the Performance and packaged in a design without excessive drone.