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SR Performance After-Cat 3-Inch to 2.75-Inch H-Pipe (11-14 Mustang GT)

Item 403366
AmericanMuscle no longer carries the SR Performance After-Cat 3-Inch to 2.75-Inch H-Pipe (11-14 Mustang GT). Please check out 1979-1993 Fox Body Mustang Exhaust for an updated selection.
SR Performance After-Cat 3-Inch to 2.75-Inch H-Pipe (11-14 Mustang GT)
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    Product Information

    Features, Description, Reviews, Q&A, Specs & Installation


    • Improves Exhaust Flow for More Power
    • Classic Muscle Car Sound
    • H-Pipe Design
    • 3" to 2.75" Mandrel-Bent Tubing
    • Stainless Steel Construction
    • Smog Legal - When Reusing Your Stock Catalytic Converters
    • Off Road Use - When Using the Included 3" Cat Delete Downpipes
    • Designed for use with Stock Manifolds or Shorty Headers
    • Fits 2011-2014 GT Mustang Models


    Improves Power. Add even more horsepower and torque to the rear wheels of your 5.0 coyote Mustang with a SR Performance After Cat H-Pipe. The SR Performance high flow H-Pipe significantly improves your GT's exhaust flow to increase overall performance. This SR Performance H-Pipe is designed to be used with SR Performance's shorty headers or the factory manifolds.

    Muscle Car Rumble. This free flowing SR Performance Mid Pipe for your 2011-2014 5.0-powered GT not only increases power, but it also adds a deep muscle car rumble to the sound of your exhaust with its classic "H" crossover pipe design.

    Street or Off-road Use. The SR Performance GT H-Pipe bolts up directly behind the factory catalytic converters with no cutting required making your Mustang 100% smog-legal. Or you can install the included stainless steel "cat delete" downpipes for even more power making your H-pipe perfect for off-road use.

    Quality Construction. SR Performance manufactures their After Cat high-flow H-Pipe to last using durable 3" stainless steel tubing that steps down to the factory 2.75" diameter. With its smooth, precise mandrel bents, there are no kinks to rob you of power.

    Reuses Factory Cat-Back. This 3" to 2.75" SR Performance Mid Pipe can reuse the factory catback exhaust or an aftermarket catback exhaust system with a 2.75" pipe diameter.

    Application. This SR Performance high flow After Cat H-Pipe is designed to fit the 2011-2014 GT with either the factory exhaust manifolds or aftermarket shorty style headers installed. Reuses the stock Catalytic Converters.

    SR Performance

    CA Residents: WARNING: Cancer and Reproductive Harm -

    Installation & What's in the Box

    Installation Info

    What's in the Box

    • (1) H-pipe
    • (2) down pipes
    • (4) Bolts
    • (4) Nuts

    Tech Specs

    Style Mid Pipe:Standard "H"Type Headers Required:Shorty or Stock Manifolds
    Piping Material:Stainless SteelPiping Size:3" to 2.75"
    Catalytic Converter:Reuses stock Catalytic ConvertersFitment:2011-2014 GT Mustangs

    Customer Reviews (7)

      Brand Image

      Reviews of SR Performance Exhaust products have an average rating of 4.5 out of 5

        Questions & Answers

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