2015-2021 Subaru STi - Engine

Subaru (OEM) Valve Cover (Right), 2004-2021 STi & 2006-2014 WRX

Subaru (OEM) 'Type RA' Piston Ring Set (0.050 Oversize), 2018 STi Type RA & 2019-2021 STi

Subaru (OEM) 'Type RA' Piston Ring Set (0.025 Oversize), 2018 STi Type RA & 2019-2021 STi

Subaru (OEM) 'Type RA' Piston Ring Set (Standard Size), 2018 STi Type RA & 2019-2021 STi

Subaru (OEM) 'Type RA' Pistons (0.50 Oversize), 2018 STi Type RA & 2019-2021 STi

Subaru (OEM) 'Type RA' Pistons (0.25 Oversize), 2018 STi Type RA & 2019-2021 STi

Subaru (OEM) 'Type RA' Pistons (Size/Grade B), 2018 STi Type RA

Subaru (OEM) 'Type RA' Pistons (Size/Grade A), 2018 STi Type RA & 2019-2021 STi

Subaru (OEM) Cylinder Head Casting (Left), 2018 STi Type RA & 2019-2021 STi

Subaru (OEM) Cylinder Head Plug (M20), 2002-2021 WRX & 2004-2021 STi

Subaru (OEM) Head Gasket (Right Hand), 2018 STi Type RA & 2019-2021 STi

Subaru (OEM) Cylinder Head Casting w/ Valves (Left Hand), 2018 STi Type RA & 2019-2021 STi

Subaru (OEM) Cylinder Head Casting (Left Hand), 2018 STi Type RA & 2019-2021 STi

Subaru (OEM) Cylinder Head Casting w/ Valves (Right Hand), 2018 STi Type RA & 2019-2021 STi

Subaru (OEM) Engine Block Halves, 2018 STi Type RA & 2019-2021 STi

Subaru (OEM) Engine Overhaul Gasket Kit, 2018 STi Type RA & 2019-2021 STi

Subaru (OEM) 'Type RA' Engine Short Block Assembly, 2018 STi Type RA

Subaru (OEM) Spark Plug (ILFR7H, Type RA, Each), 2018 STi Type RA & 2019-2021 STi

Subaru (OEM) O2 Sensor (Front), 2015-2021 STi

Subaru (OEM) Coolant Over Flow Cap, 2002-2026 WRX & 2004-2021 STi & BRZ/FR-S/86

Subaru (OEM) Valve Cover (Left), 2004-2021 STi & 2006-2014 WRX

Subaru (OEM) PCV Hose Assembly, 2004-2006 WRX & 2004-2016 STi

Subaru (OEM) Ignition Coil Pack Assembly, 2011-2021 STi & 2011-2014 WRX