Skip to Product Info
    • 8525554_01_P04_ANG.jpg
    • 8525554_02_P01_ANG.jpg
    • 8525554_03_P01_ANG.jpg
    • 8525554_04_P01_SID.jpg
    • 8525554_05_P01_FRO.jpg
    • 8525554_21986.jpg
    Sale!

    Flowmaster Flowmaster 50 Series HD Chambered Muffler 8525554

    Vendor: Flowmaster
    Part Number: 8525554
    Save $41
    Sale Price $327.95 Regular Price $368.95

    Available to order. In-stock orders typically ship in 1 to 2 business days.

    Not sure it fits your vehicle?
    Email sales@berryperformancesales.com with your year, make, model and engine, and we'll help you check fitment before you order.
    Fast Fulfillment: In-stock orders typically ship within 1 to 2 business days.
    Free Shipping on Orders Over $99 | Excludes freight shipments
    International Shipping Available: email sales@berryperformancesales.com for a quote.
    Payment & Security

    Secure, encrypted checkout. Card details go straight to the payment processor and are never stored by us.

    • Amazon
    • Amazon
    • American Express
    • Apple Pay
    • Diners Club
    • Discover
    • Google Pay
    • Mastercard
    • PayPal
    • Shop Pay
    • Venmo
    • Visa
    Share to:
    50 series HD, three chamber mufflers. Designed primarily for today's heavy duty gas and diesel trucks, this muffler will deliver improved performance, throttle response and mileage. Featuring a deeper, moderate tone with minimal resonance, it is ideal for trucks with modified engines. Constructed of 16 gauge 409S stainless steel material and fully MIG welded for maximum durability.


    Flowmaster Flowmaster 50 Series HD Chambered Muffler 8525554


    Specifications:

    614 5.00
    615 18.00
    621 409 Stainless Steel
    616 10.00
    California Proposition 65 Yes
    1882 No
    17 Black
    1161 0
    Exhaust Tip Quantity Sold Separately
    Finish High-Temperature Paint
    3390 Performance
    617 No
    618 No
    601 2.50
    Inlet Location Dual
    1171 2.63
    620 2
    596 Weld-On
    596 Clamp-On
    1174 Chambered
    622 2.50
    Outlet Location Dual
    1172 2.63
    623 2
    598 Dual
    8971 23.00
    624 No
    33 Oval
    Sound Level Moderate
    626 No
    3145 Universal
    Brand Flowmaster
    California Proposition 65 Chemical Name Chromium (hexavalent compounds)
    California Proposition 65 Chemical Name Nickel (Metallic)
    Category Exhaust
    Emission Code 5
    Fitment Universal
    Inlet Diameter 2.50
    Mount Type Uses New Hangers (Not Included)
    Muffler Series 50 Series HD
    Product Type Street Mufflers
    Vehicle Type Truck/SUV
    Vehicle Type Diesel
    Warning California Proposition 65
    9957 Slip-Fit
    9958 Slip-Fit
    part type Exhaust Muffler
    Sub Category Mufflers
    Description_ABR MUFF 2.50IN
    Description_SHO MUFF50SRS DUAL/D 2.5
    Description_INV 250 IND250 OUTD 50 HD 409S
    Description_ASC Universal Muffler - Some adaptation may be required.
    Description_DES Flowmaster 50 Series HD Chambered Muffler
    Description_EXT 50 H.D. Stainless Steel - 2.50 Dual In / 2.50 Dual Out - Moderate Sound
    Description_MKT 50 series HD, three chamber mufflers. Designed primarily for today's heavy duty gas and diesel trucks, this muffler will deliver improved performance, throttle response and mileage. Featuring a deeper, moderate tone with minimal resonance, it is ideal for trucks with modified engines. Constructed of 16 gauge 409S stainless steel material and fully MIG welded for maximum durability.
    Description_FAB Improved Horsepower, Torque and Engine Efficiency Recommended for Dodge Ram Hemi, large displacement gas engines and diesel trucks Reduces Interior Resonance Moderate Sound


    This Part Fits:

    Year Make Model Submodel Notes
    2004 Dodge Ram 1500 SRT-10
    2005 Dodge Ram 1500 SRT-10
    2006 Dodge Ram 1500 SRT-10
    1996 Dodge Viper GTS
    1997 Dodge Viper GTS
    1998 Dodge Viper GTS
    1999 Dodge Viper GTS
    2000 Dodge Viper GTS
    2001 Dodge Viper GTS
    2002 Dodge Viper GTS
    2002 Ford F-150 Harley-Davidson Edition
    2003 Ford F-150 Harley-Davidson Edition
    1999 Ford F-150 Lightning
    2000 Ford F-150 Lightning
    2001 Ford F-150 Lightning
    2002 Ford F-150 Lightning
    Shipping Policy
    • Free shipping on orders over $99 (excludes freight shipments).
    • In-stock orders typically ship within 1 to 2 business days. Weekend and holiday orders are processed the next business day.
    • Orders ship from Defiance, Ohio and a nationwide network of warehouses and manufacturers.
    • Items showing an ETA are not in stock yet. ETAs come from the manufacturer and can change.
    • No P.O. Boxes. International orders need a shipping quote, so email us first.

    Read the full Shipping Policy

    Return Policy
    • 30-day return window from the ship date. Returns must be approved first; email sales@berryperformancesales.com with your order number.
    • Items must be unused, complete and in the original packaging.
    • A 20% restocking fee applies, and return shipping is paid by the buyer.
    • Not returnable: installed or modified parts, opened or used programmers and tuners, custom orders, Open Box, and Clearance or Final Sale items.
    • Damaged, defective or incorrect items must be reported within 48 hours of delivery with photos.

    Read the full Return Policy

    Disclaimer

    All products are sold for off-road use only unless otherwise specified. Buyer assumes all responsibility for installation and operation. Seller is not liable for any incidental, indirect, or consequential damages — including engine failure, labor costs, or vehicle downtime — resulting from the use of any product sold.

    By making a purchase from Berry Performance Sales, you acknowledge and agree to abide by the terms and conditions of these Policies.

    For any questions or concerns, please contact us — we’re always happy to help.

    Recently Viewed