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4" Aluminized Downpipe Back Single NO Muffler
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        4" Aluminized Downpipe Back Single NO Muffler | 2011-2019 Ford 6.7L F250/F350 Powerstroke (FLO-PRO)

        SKU: 421013

        Upgrade your 2011-2019 Ford 6.7L F250/F350 Powerstroke with our 4" Aluminized Downpipe Back Single NO Muffler exhaust system, designed to maximize performance with enhanced airflow and efficiency. Crafted from durable 16 gauge aluminized steel, this high-performance upgrade is easy to install, featuring contour bends and TorcTite® clamps, ensuring a powerful sound and reliable operation. Don't settle for less; take your vehicle to the next level and experience the difference today!

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        Mel’s Manufacturing
        Vehicle Specific
        Check if this part fits your vehicle.
        • Brand: Mel’s Manufacturing
          • 3% off
          $750.00 save $22.50
        • $727.50

        This 4" downpipe back exhaust system, engineered for the 2011-2019 Ford 6.7L F250/F350 Powerstroke, combines 16 gauge aluminized steel with an option for T409 stainless for exceptional durability and performance. Experience a significant enhancement in horsepower and efficiency, thanks to the optimized airflow provided by its innovative design. Each kit includes installation-friendly features such as preweld contour bends, TorcTite® clamps, and a bold sound that signifies power. Trust Mel’s Manufacturing to deliver high-performance upgrades that not only boost your vehicle’s potential but also meet the demands of the most competitive environments. Take your automotive experience to the next level; upgrade today and feel the difference!

          • SKU
            421013
          • Weight
            66 lbs
          • Manufacturer Part #
            853NB
        • 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
        2011FordF-250 Super Duty
        2011FordF-350 Super Duty
        2012FordF-250 Super Duty
        2012FordF-350 Super Duty
        2013FordF-250 Super Duty
        2019FordF-350 Super Duty
        2019FordF-250 Super Duty
        2014FordF-250 Super Duty
        2014FordF-350 Super Duty
        2015FordF-250 Super Duty
        2015FordF-350 Super Duty
        2016FordF-250 Super Duty
        2016FordF-350 Super Duty
        2017FordF-250 Super Duty
        2017FordF-350 Super Duty
        2018FordF-250 Super Duty
        2018FordF-350 Super Duty