2004-2007 Subaru STi - Engine

Perrin Air/Oil Separator Kit (FMIC, Neon Yellow), 2002-2014 WRX & 2004-2021 STi

Perrin Engine Mount Kit, 2002-2021 WRX & 2004-2021 STi & 2013-2026 BRZ/FR-S/86

NGK Iridium IX Spark Plugs (#93893/LFR6AIX, Box/4), 2004-2021 STi & 2006-2014 WRX

King Crankshaft Main Bearings w/ pMaxKote (+0.026mm), 2002-2014 WRX & 2004-2021 STi

King Crankshaft Main Bearings w/ pMaxKote (Standard Plus+ Size), 2002-2014 WRX & 2004-2021 STi

King Crankshaft Main Bearings w/ pMaxKote (Standard Size), 2002-2014 WRX & 2004-2021 STi

King Connecting Rod Bearings w/ pMaxKote (Standard Plus+ Size), 2002-2014 WRX & 2004-2021 STi

King Connecting Rod Bearings w/ pMaxKote (+0.026mm), 2002-2014 WRX & 2004-2021 STi

King Connecting Rod Bearings w/ pMaxKote (Standard Size), 2002-2014 WRX & 2004-2021 STi

Mahle Forged Pistons (99.75mm, 8.5cr, Set/4), 2004-2021 STi & 2006-2014 WRX

Mahle Forged Pistons (100.00mm, 9.0cr, Set/4), 2004-2021 STi & 2006-2014 WRX

Mahle Forged Pistons (99.75mm, 9.0cr, Set/4), 2004-2021 STi & 2006-2014 WRX

Mahle Forged Pistons (99.50mm, 9.0cr, Set/4), 2004-2021 STi & 2006-2014 WRX

Mahle PowerPak Forged Pistons (100mm, 8.5cr, Set/4), 2004-2021 STi & 2006-2014 WRX

Mahle PowerPak Piston Set (99.50mm, 8.5cr, Set/4), 2004-2021 STi & 2006-2014 WRX

Mahle PowerPak Forged Pistons (99.5mm, 8.5cr, Set/4), 2004-2021 STi & 2006-2014 WRX

Mahle PowerPak Forged Pistons (100.00mm, 8.5cr, Set/4), 2004-2021 STi & 2006-2014 WRX

Kelford Race Springs w/ Ti Retainers (Set), 2002-2014 WRX & 2004-2021 STi

Injector Dynamics ID1050-XDS Fuel Injectors (1050cc, Set/4), 2002-2014 WRX & 2007-2021 STi

Injector Dynamics Top Feed Conversion Kit w/ Billet Rails & ID1050-XDS Injectors, 2004-2006 STi

King Connecting Rod Bearings (Standard Size, Set/8), 2002-2014 WRX & 2004-2021 STi

King XP Connecting Rod Bearings (Std w/ Extra Clearance, Set), 2002-2014 WRX & 2004-2021 STi

Injector Dynamics PNP Adapter (USCAR to Denso, Each), 2002-2014 WRX & 2004-2021 STi