MRT Exhaust Systems for 2011-2021 Subaru WRX

Push the performance and sound of your 2011-2021 Subaru WRX to its peak with MRT’s premium exhaust systems. Designed for power, crafted for precision, and built from high-grade T304 stainless steel, these systems offer enhanced flow, deeper tone, and durability — all with a direct fit for your WRX platform.

If you want richer exhaust tone without sacrificing quality or fitment, MRT has you covered. Whether you’re running stock turbo or pushing hard mods, these setups are engineered to deliver a strong, controlled roar under throttle and minimal unwanted drone during normal driving.

What Makes MRT Exhausts Ideal for WRX Owners

• Superior materials: Every exhaust is handcrafted from T304 stainless steel to resist corrosion, heat, and wear over time.
• Performance gains: Improved flow and reduced restriction (especially with cat-back, turbo-back, or J-pipe setups) help your WRX breathe better, improving response.
• Sound tuning: These systems bring deeper, aggressive tone under load while managing drone during cruising.
• Direct fit & DIY friendly: Most installations are bolt-on, using existing hangers and supplied hardware. No exotic fabrication required.

Featured WRX Exhaust Products

• 2015-21 Subaru WRX MRT Street Race J-Pipe Exhaust (Version 1, 92P116)
  This J-pipe is for use with the MRT Extreme cat-back exhaust system. It’s a loud, high-flow piece built for serious performance gains, all handcrafted in T304 stainless steel.
  

• 2011-14 Subaru WRX/STI Sedan MRT Street Race Turbo-Back Exhaust (no cats, 98P112)
  A full turbo-back system to replace restrictive components. Offers maximum flow and extremely high performance, available with chrome or matte black tip finishes.
  

• 2011-14 Subaru WRX / 2008-14 STI Hatchback MRT Street Race Cat-Back (92P111)
  A balanced cat-back that delivers aggressive tone under load while maintaining usable performance in daily driving.
  

• 2011-14 Subaru WRX / 2008-14 STI Sedan MRT Street Race Cat-Back (92P112)
  Designed for sedan body styles, this cat-back version gives you the same materials and feel — with tailored sound dynamics for your WRX or STI sedan.

Choosing the Right MRT System for Your WRX

Why WRX Drivers Love MRT

These exhausts are engineered to handle stock and modified turbo WRX setups. With robust materials, strong craftsmanship, and aggressive but controllable sound, MRT systems offer long-term reliability. Whether you’re tracking, canyon carving, or hitting the daily commute, the sound is tuned for maximum performance under throttle without turning your ride into a continuous roar.

FAQs: WRX MRT Exhaust Systems

Q1: Will installing a turbo-back exhaust void my WRX warranty?

Installing an aftermarket exhaust does not always void warranty, but dealership warranty coverage may be affected if damage is traced to the modification. Always check your vehicle’s warranty policy and retain original parts to revert if needed.

Q2: Do I need any tuning on my Subaru WRX with MRT exhaust systems?

Most WRX owners will not need ECU tuning for sound or flow improvements. However, very high-power or heavily modified turbo setups may benefit from tuning to optimize air-fuel ratios and prevent issues following exhaust upgrades.

Q3: How loud are MRT cat-back vs turbo-back vs J-pipe systems?

Turbo-back systems provide the highest flow and loudest performance. Cat-back systems give a balanced, deep tone, especially under throttle, with less cabin drone.

Q4: What materials are used in MRT WRX exhausts?

All WRX MRT exhausts are made from T304 stainless steel, offering excellent resistance to corrosion, heat, and environmental wear, ensuring long-term durability and finish.

Q5: Are these WRX exhaust systems easy to install myself?

Yes. All WRX MRT exhaust systems are direct-bolt installs. Basic hand tools are typically all you need. Depending on your experience and setup, expect about 1-4 hours for installation.