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Kooks Multi-Layer Steel Exhaust Header Gaskets (11-18 GT)

Market Price $48.99 You Save 13% ($6.55)
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$42.44 (pair)

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  • Item 399820
  • MPN# 755392

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    Features & Details

    • Distinct Squared Outlet Ports for Tight Sealing
    • Standard Quad Openings Support All Long Header Tubes
    • Premium, Multi-Layered Stainless Steel
    • Crafted to Provide Direct Bolt Installation of Headers
    • Kit Includes a Pair of Gaskets
    • Comes w/ Limited Lifetime Warranty as Quality Guarantee
    • Designed to Fit All 2011-2018 Ford Mustang GT Models
    Unique Squared Ports Style. Designed to not only impress the eyes but also to offer better exhaust performance, Kooks Multi-Layer Steel Exhaust Header Gaskets allow you to secure your exhaust manifolds firmly. These gaskets are Dyno and Race-Tested to ensure you have a true high-speed performance exhaust upgrade for your 2011-2018 Mustang GT.

    Safe Exhaust Dumping. Kooks manufactures the Kooks Multi-Layer Steel Exhaust Header Gaskets to do more than add a stylish look to your Mustang GT. This exhaust gasket allows you to fix a leak or prevent any leaks before they happen. Not only that, its squared ports hold the header tubes firmly for a good track clearance.

    Superior Multi-Layered Steel. To ensure quality, Kooks utilizes high-grade stainless steel to craft the high-performance Exhaust Gaskets. The metal is multi-layered to produce sturdy custom exhaust upgrade gaskets. They not only offer safety but also have the toughness needed to withstand high exhaust temperatures.

    Easy Installation. Multi-layered gaskets from Kooks are designed with pre-drilled bolt holes, in which fasteners are tightened for an easy mounting process. It is a simple process and only takes about 2 hours.

    Limited Lifetime Warranty. Kooks believes their Multi-Layer Steel Exhaust Gaskets are built to the highest quality standards and provides a limited lifetime warranty to the original purchasing consumer of the product.

    Application. These Kooks Multi-Layer Steel Exhaust Header Gaskets are engineered to fit all 2011-2018 Mustang GT models.

    Fitment: 2011 2012 2013 2014 2015 2016 2017 2018 Details

    What's in the Box
    • (2) Steel Gaskets
    • Installation Hardware
    Installation Info
    Tech Specs
    Will it fit my Mustang?

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    2 Questions / 1 Answers

    Ask a Question

    Will these work for 1 7/8" long tube headers?


    • Yes, these will support all long header tubes.


    Helpful (0)

    What is the ID of the port openings on these gaskets? Running 1.875" primaries you really don't want a 1.75" ID gasket...


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    Customer Reviews (1) Write a Review

    Overall Rating 5

    out of 5 stars

    • 5/5

      March 15, 2018

      Kooks is spot on

      Got pypes long tube headers upgraded to the kooks gaskets for a better fit


      Year: 2017 Submodel: GT

      Helpful (1)

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