Looking for performance? D&D now offers the Boss Slip On exhaust that produces low end torque and horsepower. This product utilizes the stock heat shields but corrects the stock "cantered out" for a custom streamline look. Recommended that a more aggressive tune be downloaded for peak performance gain. D&D boss slip ons produce a great sound and look good while doing it. This exhaust utilizes the stock catalytic converter. Comes as a pair. Made in USA.