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4" Aluminized Cat & DPF Race Pipes
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        4" Aluminized Cat & DPF Race Pipes | 2017-2023** GM 2500/3500 6.6L DURAMAX L5P (FLO-PRO)

        SKU: 431023

        Transform your vehicle's performance with our 4" Aluminized Cat & DPF Race Pipes, meticulously crafted from robust 16 gauge aluminized steel or T409 stainless steel. This high performance exhaust system ensures easy installation, thanks to included components like clamps and precision contour bends, while delivering a noticeable boost in horsepower and optimized exhaust temperatures. Elevate your 2017-2023 GM 2500/3500 6.6L DURAMAX L5P—upgrade today and experience the dramatic difference!

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        Mel’s Manufacturing
        Vehicle Specific
        Check if this part fits your vehicle.
        • Brand: Mel’s Manufacturing
          • 3% off
          $650.00 save $19.50
        • $630.50

        Constructed from robust 16 gauge aluminized steel or T409 stainless, this exhaust system significantly enhances your vehicle's performance.

        Engineered with ease of installation in mind, it includes all essential components such as clamps, contour bends, and improved flanges for a seamless fit.

        Experience a remarkable boost in horsepower and reduced exhaust gas temperatures, delivering the power you can truly feel and hear. Elevate your 2017-2023 GM 2500/3500 6.6L DURAMAX L5P with Mel's advanced exhaust solution. Upgrade your ride today and feel the difference!

          • SKU
            431023
          • Weight
            36 lbs
          • Manufacturer Part #
            882
        • 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
        2017GMCSierra 2500 HD
        2017GMCSierra 3500 HD
        2017ChevroletSilverado 2500 HD
        2017ChevroletSilverado 3500 HD
        2018GMCSierra 2500 HD
        2018GMCSierra 3500 HD
        2018ChevroletSilverado 2500 HD
        2018ChevroletSilverado 3500 HD
        2019GMCSierra 2500 HD
        2019GMCSierra 3500 HD
        2019ChevroletSilverado 2500 HD
        2019ChevroletSilverado 3500 HD
        2020GMCSierra 2500 HD
        2020GMCSierra 3500 HD
        2020ChevroletSilverado 2500 HD
        2020ChevroletSilverado 3500 HD
        2021GMCSierra 2500 HD
        2021GMCSierra 3500 HD
        2021ChevroletSilverado 2500 HD
        2021ChevroletSilverado 3500 HD
        2022GMCSierra 2500 HD
        2022GMCSierra 3500 HD
        2022ChevroletSilverado 2500 HD
        2022ChevroletSilverado 3500 HD
        2023GMCSierra 2500 HD
        2023GMCSierra 3500 HD
        2023ChevroletSilverado 2500 HD
        2023ChevroletSilverado 3500 HD