Extreme Turbo Systems

ETS Subaru 15+ STI T4 Twin Scroll Turbo Kit

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  • Regular price $4,780.00

SKU: 200-30-TK-064

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The Extreme Turbo Systems 2015+ Subaru STI Twin Scroll Turbo Kit is designed to give you the broadest powerband without sacrificing performance by using the latest turbocharger technology from Borg Warner, Garrett or Precision Turbo. 


  • Latest Turbocharger Technology
  • Quick Spool Twin Scroll Design
  • Instant Throttle Response
  • Large Runner Manifold and Up-Pipe
  • Genuine TIAL MV-S Wastegates
  • Genuine Borg Warner, Garrett or Precision Turbocharger
  • All necessary parts for install
  • We sell the same products we run on our shop cars
  • Hand built in the USA


  • 02 Bung in Downpipe and Manifold
  • Your choice of Borg Warner, Garrett or Precision Turbocharger
  • ETS Twin Scroll Up-Pipe
  • ETS Twin Scroll Manifold
  • Twin TiAL MVS Wastegates
  • ETS Vent To Atmopshere Dump Tubes
  • ETS 3.0" Downpipe (connects to factory catback)
  • ETS 4.0" Intake pipe w/ K&N Filter
  • ETS 2.5" Hotside Intercooler Pipe (under the intake manifold)
  • Large 5/8 Oil Drain Line
  • -4 Oil Feed Line
  • T4 Twin Scroll Gasket
  • Manifold to Up-Pipe Gasket
  • Water Fittings (Borg Warner or Garrett)
  • Water Lines (Borg Warner or Garrett)
  • Hardware and Clamps needed for install


  • Fits 2015+ Subaru STI
  • Works with ETS 2015+ STI Rotated Intercooler Kit
  • This kit was designed on a LHD vehicle and may not work with a RHD vehicle due to the steering rack location.


Ask a Question
  • What turbos would you recommend for a Stage 2 2019 STi?

    Are you refrencing a stage two block? Or stage 2 bolt ons?

  • When selecting “No turbo (Borg Warner)” Or “No Turbo (Garett)” does this mean that I won’t get a turbo at all with the kit ?

    No, you will not, but it will be flanged for a specify turbo manufacturer. This is for folks that already have a turbo and just need a kit.

  • Does the ABS module need to be relocated with this kit?

    No, it works with it in the stock location.

  • How much hp is this kit capable of making

    You can do over a 1000HP on this kit depending on turbo selection and supporting mods.