5" Stainless Downpipe Back Single With Muffler
  • Sale

        5" Stainless Downpipe Back Single With Muffler | 2011-2015.5** GM 2500/3500 6.6L DURAMAX (FLO-PRO)

        SKU: 532005

        Unleash the power of your 2011-2015.5 GM 2500/3500 6.6L Duramax with our 5" Stainless Downpipe Back Single With Muffler. Crafted from durable stainless steel, this high-performance exhaust system enhances vehicle performance through easy installation components, resulting in improved airflow and horsepower. Elevate your driving experience today and redefine what your truck can achieve on closed-course competitions!

        0.0
        Mel’s Manufacturing
        Vehicle Specific
        Check if this part fits your vehicle.
        • Brand: Mel’s Manufacturing
          • 3% off
          $1440.00 save $43.20
        • $1396.80

        This high-performance exhaust system, expertly crafted from 16 gauge aluminized steel or T409 stainless steel, guarantees a seamless installation experience thanks to the provided clamps, pre-welded contour bends, and enhanced flanges. Experience a remarkable increase in horsepower and enjoy lower exhaust gas temperatures with improved airflow.

        Designed for the 2011-2015.5 GM 2500/3500 6.6L Duramax models, this system is not only easy to install but also elevates your vehicle's performance for unmatched driving dynamics. Please note that this product is intended for closed-course competition use only and may not comply with emissions regulations.

        Elevate your driving experience today with the advanced features of this exhaust system, and unleash the true potential of your vehicle!

          • SKU
            532005
          • Weight
            81 lbs
          • Manufacturer Part #
            SS664
        • Material
          Aluminized, Stainless
        • Muffler
          With Muffler, Without Muffler
        • Brand
          Mel’s Manufacturing
        • Manufacturer
          Mel's Manufacturing
        Customer reviews
        Please sign in to add review
        There are no comments yet. Be the first to leave a comment

        Shipping Times

        Most customers will see their parts within 3-5 business days. We will primarily ship with Purolator ground & DHL Express to ensure the fastest shipping possible.

        Please Note: These are only estimates and shipping time may vary depending on your location, out of country and rural locations expect longer wait times.

        Where Do We Ship 

        We will ship our products within Canada and the United States.

        Please Note: There are limitations what can be shipped to the United States.

        Damaged Shipments

        We provide the option to purchase insurance as we are not responsible for any damage while with a courier, we don’t often see issues, but it does happen. If you purchased insurance we will put in a claim, if no insurance was purchased there will be no refunds or exchanges.

        We accept the following payment methods:


        Return Policy

        It happens sometimes we would like to return it. Here are our return rules:

        • Prior to any return you must contact us and get an approval for a  RMA number
        • Product must be unopened and have no damage. 
        • You must pay for the shipping back, please insure so if anything happens you can make a claim, we are not responsible for damage during shipping and is the sole responsibility of the customer.
        • Regular products are subject to a 5% Restocking fee.
        • Items over 50 lbs. or special orders will be subject to a 20% Restocking fee.
        • Electronics & Tuning is a final sale and cannot be returned. 
        • Fitment Type
          Vehicle Specific
        YearMakeModelNotes
        2011ChevroletSilverado 2500 HD
        2011ChevroletSilverado 3500 HD
        2011GMCSierra 2500 HD
        2011GMCSierra 3500 HD
        2012ChevroletSilverado 2500 HD
        2012ChevroletSilverado 3500 HD
        2012GMCSierra 2500 HD
        2012GMCSierra 3500 HD
        2013ChevroletSilverado 2500 HD
        2013ChevroletSilverado 3500 HD
        2013GMCSierra 2500 HD
        2013GMCSierra 3500 HD
        2014ChevroletSilverado 2500 HD
        2014ChevroletSilverado 3500 HD
        2014GMCSierra 2500 HD
        2014GMCSierra 3500 HD
        2015ChevroletSilverado 2500 HD
        2015ChevroletSilverado 3500 HD
        2015GMCSierra 2500 HD
        2015GMCSierra 3500 HD