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Subaru WRX STI Engine Parts

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1400 360 Ascent B9 Tribeca Baja Brat BRZ Crosstrek Deluxe DL FE Forester GF GL GL-10 GLF Impreza Justy Legacy Loyale Outback RX Solterra Standard Star SVX Trailseeker Tribeca Uncharted WRX WRX STI XT XV XV Crosstrek
2022 2021 2020 2019 2018 2017 2016 2015 2014 2013

This page brings together engine parts for the Subaru WRX STI covering model years 2013–2021, including cylinder block components, gaskets, bearings, and more. Select your year above and we'll show only the engine parts that fit your Subaru WRX STI. Fitment is checked against our vehicle data for every part listed.

Shop Subaru WRX STI Parts by Category

Cylinder Block Components
Cylinder Block Components
Valve Train Components
Valve Train Components
Gaskets and Sealing Systems
Gaskets and Sealing Systems
Filters
Filters
Bearings
Bearings
Control Modules
Control Modules
Wire, Cable and Related Components
Wire, Cable and Related Components
Sensors
Sensors

What's here for your Subaru WRX STI

  • Cylinder block components, including OE-replacement and performance-oriented pieces
  • Gaskets and sealing systems, available as individual gaskets or full kits, in materials including performance composites
  • Bearings, covering front, rear, and internal engine positions
  • Valve train components to service the top end of the engine
  • Filters suited to engine maintenance intervals

The widest selection here comes from King Engine Bearings, Cometic, Dorman, and MAHLE, spanning everything from precision bearings to multi-layer gasket sets and filter replacements. Other categories Subaru WRX STI owners shop for: Subaru WRX STI Springs and Suspension Parts, Subaru WRX STI Shocks and Struts and Subaru WRX STI Manual Transmission Parts, or browse all Subaru WRX STI parts and accessories.