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  1. Make Your Presence Known. The Mishimoto 2015 WRX Cat-Back Exhaust! Part 3: Road-Test Video Footage

    Make Your Presence Known. The Mishimoto 2015 WRX Cat-Back Exhaust! Part 3: Road-Test Video Footage

    Interested in purchasing our 2015 WRX cat-back exhaust? Check out more details on our product page linked below!

    Subaru WRX/STi Cat-Back Exhaust

    As promised, we hit the road to begin testing our prototype designs. Our first round of testing was purely to evaluate the tone and sound level of the exhaust.

    What are we looking for?

    • Rich tone
    • Little to no rasp
    • Minimal highway drone
    • Noise amplification from one-half to full throttle

    As you know, the FA20 utilizes an equal-length header, which means that the traditional Subaru rumble is likely to be lost. Either way, we would be looking for a nice tone that would be acceptable for daily use.

    Our first road test utilized our smaller, round style muffler.

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  2. Make your presence known. The Mishimoto 2015 WRX Cat-Back Exhaust! Part 2: Finalizing the Prototype

    Make your presence known. The Mishimoto 2015 WRX Cat-Back Exhaust! Part 2: Finalizing the Prototype

    Interested in purchasing our 2015 WRX cat-back exhaust? Check out more details on our product page linked below!

    Subaru WRX/STi Cat-Back Exhaust

    Prototype Fabrication

    With the front section of our exhaust complete, we needed to address the Y-section as well as the pipes routing to the mufflers. We decided to go with 2 1/4" piping following the Y-section, which matches the diameter of the STi system.

    Check out a couple shots from the fabrication process.

    Fabricated muffler section
    Fabricated muffler section

    We bent a few more hangers for attaching the mufflers to the appropriate stock locations.

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  3. Coming Soon! Mishimoto Subaru Downpipe Adapter!

    Coming Soon! Mishimoto Subaru Downpipe Adapter!

    Interested in picking up this exhaust adapter? Check out more details on our product page!

    Mishimoto Subaru Exhaust Adapter, 3" Downpipe To Stock Exhaust

    Looking for a better way to mate your 3" downpipe to the stock cat-back exhaust? Sick of blowing out gaskets and smearing copper sealant all over your flanges? Mishimoto now offers a 100% stainless steel downpipe adapter flange specifically for mating to a stock exhaust system. If you have a 2002+ WRX or STi, this is the piece for you! Check it out.

    The flange adapter itself!

    Flange Front 1

    Flange Back 2

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  4. Make your presence known. The Mishimoto 2015 WRX Cat-Back Exhaust! Part 1: Initial Fabrication

    Make your presence known. The Mishimoto 2015 WRX Cat-Back Exhaust! Part 1: Initial Fabrication

    Interested in purchasing our 2015 WRX cat-back exhaust? Check out more details on our product page linked below!

    Subaru WRX/STi Cat-Back Exhaust

    An aftermarket exhaust is an easy way to distinguish your car from the slew of vehicles roaming the streets. Not only does it enhance aesthetics, but the amplified noise is also a dead giveaway that you are an automotive enthusiast. For many of us, an exhaust is a simple initial upgrade that will enhance the driving experience and provide greater enjoyment. With a variety of options popping up, it can be difficult to select a setup that will provide the noise level and tone that you want from your Subaru.

    We are no stranger to exhaust components. Many of you kept up with the progress of our build for the FA20 downpipe we developed and released a few months ago. Thanks to a skilled engineering team, high-quality materials, attention to detail, and impressive craftsmanship,

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