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    Sale!

    Holley Fuel Rail Kit for 300-134 & 300-135 LS Intake Manifolds, Black | 534-220

    Vendor: Holley EFI
    Part Number: 534-220
    Save $40
    Sale Price $318.95 Regular Price $358.95

    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.
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    This fuel rail kit is purpose-built for the Holley GM 2x4 dual-plane manifold, pairing LS pushrod engine technology with the multi-carb look of the muscle car era.

    Specifications:

    • Engine: GM LS3/L92
    • Color: Black
    • Material: Aluminum
    • Fuel System: EFI
    • Grade Type: Performance
    • Product Type: Fuel Rail
    • Part Number: 534-220

    Fits Holley intake manifolds #300-134 and #300-135, used on GM LS Gen III or IV engines with LS3/L92 rectangular-port cylinder heads. The LS engine architecture does not use an intake-mounted water neck or distributor.

    FAQ

    Which Holley intake manifolds is this fuel rail kit designed for?

    Specifically Holley part numbers 300-134 and 300-135, 2x4 mid-rise dual-plane intake manifolds.

    What engines does it fit?

    GM LS Gen III/IV engines with LS3/L92 rectangular-port cylinder heads.

    What color are the rails?

    Black.

    Does the LS intake use a water neck or distributor mount?

    No, the LS engine architecture doesn't use an intake-mounted water neck or distributor.

    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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