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5" Aluminized Downpipe Back Single With Muffler
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        5" Aluminized Downpipe Back Single With Muffler | 2020-2023 GM 2500/3500 6.6L DURAMAX L5P (FLO-PRO)

        SKU: 531016

        Elevate your vehicle's performance with the 5" Aluminized Downpipe Back Single With Muffler, expertly crafted for the 2020-2023 GM 2500/3500 6.6L DURAMAX L5P. This high-performance exhaust system features durable aluminized steel and T409 stainless construction, providing enhanced airflow and lowered exhaust gas temperatures for a noticeable boost in horsepower. Experience seamless installation and an exhilarating sound designed for race vehicles—transform your ride today with Mel’s Manufacturing exhaust solutions!

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        Mel’s Manufacturing
        Vehicle Specific
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        • Brand: Mel’s Manufacturing
          • 3% off
          $1130.00 save $33.90
        • $1096.10

        The 5" Aluminized Downpipe Back Single With Muffler is expertly engineered for the 2020-2023 GM 2500/3500 6.6L DURAMAX L5P, enhancing performance significantly. Crafted from durable aluminized steel and T409 stainless, this high-performance exhaust system offers a remarkable boost in horsepower and improved airflow, contributing to lowered exhaust gas temperatures.

        Installation is simplified with included clamps, pre-weld contour bends, and improved flanges, ensuring a perfect fit within OEM specifications. Designed specifically for closed-course competition vehicles, this system provides an exhilarating auditory experience that any racing enthusiast will appreciate.

        Transform your ride today with Mel’s Manufacturing exhaust solutions and feel the difference in power!

          • SKU
            531016
          • Weight
            79 lbs
          • Manufacturer Part #
            20151
        • 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
        2020ChevroletSilverado 2500 HD
        2020ChevroletSilverado 3500 HD
        2020GMCSierra 2500 HD
        2020GMCSierra 3500 HD
        2021ChevroletSilverado 3500 HD
        2021ChevroletSilverado 2500 HD
        2021GMCSierra 2500 HD
        2021GMCSierra 3500 HD
        2022ChevroletSilverado 2500 HD
        2022ChevroletSilverado 3500 HD
        2022GMCSierra 2500 HD
        2022GMCSierra 3500 HD
        2023ChevroletSilverado 2500 HD
        2023ChevroletSilverado 3500 HD
        2023GMCSierra 2500 HD
        2023GMCSierra 3500 HD