Unleash the true potential of your 2020-2023 GMC Sierra or Chevrolet Silverado 2500HD/3500HD with MBRP's 4" Pro Series Cat-Back Exhaust system, designed for 6.6L Duramax engines. Constructed from high-quality 304 stainless steel, this exhaust system provides exceptional durability and a stunning finish. The mandrel-bent tubing allows for superior exhaust flow, translating to increased horsepower and torque while producing an aggressive exhaust note that enhances your driving experience. Upgrade to MBRP’s Pro Series for a powerful performance upgrade that looks as good as it sounds.
