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2013 - 18 Focus ST MRT Extreme  Performance Cat Back  91J102

MRT 304 Stainless Catback: 2013-2018 Focus ST #91J102

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13-18 Focus ST MRT Extreme Cat Back

1 Reviews
Retail Price: $1,079.99
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MRT Part# 91J102Loudness: 10 Drone: 2 Performance: 9

Application: 2013 thru 2018 Focus ST
Tune: None Required
Time to Install: 60 Minutes
Choose your options:
Available Options:
Item Code: 91J102
Usually Ships in 1 to 2 Business Days
Maximize sound and performance with the MRT Extreme Sport Catback exhaust, delivering all the bite, pops and burbles of the Focus ST. Reduce backpressure, increase exhaust flow and performance with this precision designed premium quality exhaust system....AND thanks to the MRT Drone Management System (DMS), you can Get Noticed and enjoy the full loudness of the exhaust without compromising cabin comfort at cruising speeds.

MRT systems for the third generation Focus ST are handcrafted and built to last with corrosion resistant 2.5" T304 stainless steel and CNC Mandrel bent for the best performance. This system includes 2.5" mandrel-bent tubes and dual 4" double wall, polished T304 stainless steel tips with beveled edges. It has just enough exhaust presence with elevated sound to Get Noticed, plenty of opportunities to Feel the Performance, and is packaged in a design without the excessive drone.

Application: 2013 thru 2018 Focus ST 2.0L EcoBoost

Hear the Difference
  • How does it sound? The Focus ST MRT Extreme Sport Catback #91J102 has a rally sport performance sound.
  • Is there drone or resonance? The drone is noticeable but tolerable.
  • What if I step on it? Wide-open throttle increases exhaust loudness and tone to an aggressive performance sound.
Are you located close to Plymouth, MI, and need your MRT aftermarket exhaust installed? Call MRT at 734-455-5807 to make an appointment today!

  • DIY installation for the backyard mechanic
  • T304 Stainless Steel for the best corrosion resistance
  • Engineered, designed and manufactured in the USA
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 MRT facility in Plymouth, Michigan, USA.
  • How long is the Warranty? Limited Lifetime Warranty (See Warranty Page for Details)
Feel the Performance
  • What is the muffler design? Straight through design to provide maximum exhaust gas flow.
  • What is the tube diameter? A large 2.5" tube is used for reduced exhaust flow restrictions.
  • What are the performance gains? Reducing restriction and maximizing flow provides for noticeable gains.
Get Noticed
  • What kind of tip is it? Dual 4" double wall, polished T304 stainless steel tips with beveled edges..
  • What are my tip finish options? Stylish Polished Stainless Steel or Black Ops Matte Ceramic.
  • How do I get noticed? Great sound and great looks turn heads and get positive comments!



Installation
  • Can I install this myself? Yes, 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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    Reviews

    Average Rating:
    ( 1 )
    Dave from Taylor
    June 29, 2022
    Best sounding Focus ST Exhaust!!
    I’m completely blown away by the sound of this exhaust! Great quality product that fit perfectly. I highly recommend this to other ST owners.
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