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5" Stainless Downpipe Back Single With Muffler
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        5" Stainless Downpipe Back Single With Muffler | 2015.5-2016** GM 2500/3500 6.6L DURAMAX (FLO-PRO)

        SKU: 532007

        Upgrade your vehicle with the 5" Stainless Downpipe Back Single With Muffler, specifically engineered for the 2015.5-2016 GM 2500/3500 6.6L DURAMAX. This high-quality exhaust system, featuring robust stainless steel construction, promises enhanced airflow and reduced exhaust temperatures, resulting in significant horsepower gains—perfect for non-registered race applications. Experience installation simplicity with included clamps and pre-welded bends; don't miss out on transforming your driving experience—order now!

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        Mel’s Manufacturing
        Vehicle Specific
        Check if this part fits your vehicle.
        • Brand: Mel’s Manufacturing
          • 3% off
          $1540.00 save $46.20
        • $1493.80

        This expertly engineered exhaust system is crafted from either robust 16 gauge aluminized steel or T409 Stainless, ensuring durability and resilience under extreme conditions.

        Designed with the user in mind, it features pre-welded contour bends, ease of installation with included clamps, and enhanced flanges, leading to a streamlined setup process.

        Experience a powerful transformation in your vehicle's performance with enhanced airflow, reduced exhaust gas temperatures, and noticeable horsepower gains. Ideal for competitive, non-registered race applications, this system presents an excellent upgrade. Discover the benefits of an improved driving experience today!

          • SKU
            532007
          • Weight
            90 lbs
          • Manufacturer Part #
            SS671
        • Material
          Aluminized, Stainless
        • Muffler
          With Muffler, Without Muffler
        • Brand
          Mel’s Manufacturing
        • Manufacturer
          Mel's Manufacturing
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        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
        2015ChevroletSilverado 2500 HD
        2015ChevroletSilverado 3500 HD
        2015GMCSierra 2500 HD
        2015GMCSierra 3500 HD
        2016ChevroletSilverado 2500 HD
        2016ChevroletSilverado 3500 HD
        2016GMCSierra 3500 HD
        2016GMCSierra 2500 HD