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    Tuff Stuff 8in Dual Diaphragm Brake Booster & Master Cylinder Kit | Universal, 1-1/8in Bore, Cadmium | 2123NB

    Part Number: 2123NB
    Regular Price $224.99

    In Stock

    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.
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    This Tuff Stuff kit combines an 8 inch dual diaphragm power brake booster with a 2071 master cylinder in a universal fitment. The master cylinder has a 1-1/8 inch bore with a dual integral reservoir, and the steel assembly carries a cadmium finish.

    • Type: power brake booster and master cylinder kit
    • Booster diameter: 8 in
    • Design: dual diaphragm
    • Master cylinder: 2071
    • Master cylinder bore: 1-1/8 in
    • Reservoir: dual integral
    • Housing material: steel
    • Finish: cadmium
    • Fitment: universal
    • Sold as: kit (booster and master cylinder)
    • Part number: 2123NB

    FAQ

    What is included in the Tuff Stuff 2123NB kit?

    The kit includes an 8 inch dual diaphragm power brake booster and a 2071 master cylinder with a 1-1/8 inch bore and dual integral reservoir.

    Is this a universal fit?

    Yes. It is a universal booster and master cylinder kit, commonly used on street rod and custom brake systems. Confirm pedal ratio, pushrod length, and mounting before installing.

    What finish is the assembly?

    The steel assembly has a cadmium finish.

    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.

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