MST Performance
MST Performance MST-SUB-STI1501 SUBARU WRX Induction Kit
MST Performance MST-SUB-STI1501 SUBARU WRX Induction Kit
This is a performance enhancing induction kit for the 2015+ Subaru WRX STI 2.5L model. This induction kit delivers increased air flow and induction noise over the standard restrictive air box. Whether this kit is being installed to a standard vehicle or to a already tuned vehicle, you can be sure of the positive performance gains this will deliver.
- Improved throttle response
- Black powdercoated heat shield and inlet tube
- Dyno results: max gains 20-24bhp (this may vary dependant on vehicle)
- Easy to maintain dry pleated filter
- Cold air straight to the turbo charger
- Black powdercoated heat shield
- Black powdercoated 4" inlet pipe
- 4" red pleated filter
- Full fitting kit with easy step by step instructions
- WRX
- WRX (2011-2021)
- 2.5 STi
To ensure the part(s) you have ordered fits your vehicle, we run a compatibility check prior to dispatch. We can do this either using your registration number (UK) or the last 7 digits of your VIN. Simply enter your car details prior to checkout.
MST-SUB-STI1501
Manufactured by
MST Performance

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