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

        SKU: 532016

        Elevate your truck’s performance with the 5" Stainless Downpipe Back Single With Muffler, specifically designed for the 2020-2023 GM 2500/3500 6.6L DURAMAX L5P. This premium exhaust system features a durable stainless steel construction, ensuring enhanced airflow, reduced exhaust gas temperatures, and an effortless installation with all necessary components included. Upgrade your ride today and experience the horsepower and sound that performance enthusiasts crave!

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        Mel’s Manufacturing
        Vehicle Specific
        Check if this part fits your vehicle.
        • Brand: Mel’s Manufacturing
          • 3% off
          $1430.00 save $42.90
        • $1387.10

        This premium exhaust system, constructed from 16 gauge aluminized steel or T409 stainless, is engineered for effortless installation with its inclusive clamps, preweld contour bends, and enhanced flanges. Experience a significant performance boost, reduced exhaust gas temperatures (EGTs), and improved airflow, all meticulously designed for your 2020-2023 GM 2500/3500 6.6L DURAMAX L5P truck.

        Mel's system not only accelerates horsepower you can hear but ensures a robust construction tailored for high-performance applications. Every component, from contour bent hangers to the TorcTite clamps, seamlessly integrates with vehicles equipped with the OEM style 4-bolt flange off the turbo direct pipe.

        Optimize your vehicle's capabilities today; this kit is ideal for non-registered race vehicles participating in closed-course events. Make the leap to superior performance!

          • SKU
            532016
          • Weight
            75 lbs
          • Manufacturer Part #
            SS20151
        • 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 2500 HD
        2021ChevroletSilverado 3500 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