MRT KR Axle-Back #91A152

2011 - 2014 Mustang 5.0L V8 MRT KR Muffler Delete Axle-Back Performance Exhaust System 91A152
Quick Details
  • Fits: 2011 - 2014 Mustang Coyote
  • Tune: None Required
  • Install: 60 Minutes
  • Premium Handcrafted
  • Made in the USA
  • T304 Stainless Steel
  • Badass Series
    Loudness: 10
    Drone: 2
    Performance: 8
  • Loud
  • Comfortable
  • Feel It!
  • Add the Black Ops Edition for a high temp matte black stylish finish.
    List Price: $574.99
    Your Price: $479.99

    Price with Options: $479.99


    Product Details
    Badass Series : MRT KR Axle-Back #91A152
    Balanced Sound and Performance

    Hear the Difference

    • How does it sound?
      The MRT KR Axle-Back #91A152 has a balanced, deep muscle car sound.
    • Is there drone or resonance?
      Drone is comfortable and hardly noticeable.
    • What if I step on it?
      Wide open throttle increases exhaust loudness and tone to an aggressive performance sound.

    Feel the Performance

    • What is the muffler design?
      Straight through design to provide maximum exhaust gas flow.
    • What is the tube diameter?
      Large 2.5" tube is used for reduced exhaust flow restrictions.
    • What are the performance gains?
      Reducing restriction and maximizing flow provide for noticeable gains.

    Get Noticed

    • What kind of tip is it?
      4" double wall, polished T304 stainless steel tips with beveled edges.
    • What are my system finish options?
      Metal SS : No Finish or the Black Ops : Total System Blackout.
    • What are my tip finsish options?
      Metal SS : Polished Tips or the Black Ops : Dual Tip Blackout.

    Vehicle Application

    • Which vehicles does this fit?
    • Fits 2011, 2012, 2013, and 2014 Mustang GT convertible and coupe
      Fits 2011, 2012, 2013, and 2014 Mustang Boss 302
      Fits 2011, 2012, 2013, and 2014 Mustang Boss 302 Laguna Seca
      Fits 2011 and 2012 Mustang Shelby GT500
      Does not fit 2013 and 2014 Mustang Shelby GT500

    Product Quality

    • What kind of steel is it made from?
      Corrosion resistant T304 stainless steel.
    • Where is it made?
      Developed and handcrafted in-house at our facility in Plymouth Michigan USA.
    • How long is the Warranty?
      Limited Lifetime Warranty (See Warranty Page for Details)


    • Can I install this myself?
      MRT engineers this Premium Exhaust System for a simple do-it-yourself (DIY) installation.
    • How long does it take to install?
      Installation time is about 1 hour and requires only common hand tools.
    • What is included?
      All necessary hardware included.

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