2015-2021 Subaru STi - Engine

Aeromotive A1000 Adjustable EFI Regulator (2) -8 Inlet/-6 Return

Aeromotive Regulator Repair Kit (For: 13101,13109,13151,13159,13114)

Aeromotive Fitting Kit For Regulators 13109 or 13201 (-6 to -08 AN)

Aeromotive Fitting Kit For Regulators 13109 or 13201 (-6 AN)

Aeromotive EFI Fuel Pressure Regulator Kit w/ Fittings & Gauge

ACL Standard Series Rod Bearings (Standard Size, Set), 2002-2014 WRX & 2004-2021 STi

ACL Standard Series Rod Bearings (+0.75mm, Set), 2002-2014 WRX & 2004-2021 STi

ACL Standard Series Rod Bearings (+0.50mm, Set), 2002-2014 WRX & 2004-2021 STi

ACL Standard Series Connecting Rod Bearings (+0.25mm, Set), 2002-2014 WRX & 2004-2021 STi

ACL Standard Series Main Bearings (+0.75mm, Set), 2002-2014 WRX & 2004-2021 STi

ACL Standard Series Main Bearings (Standard Size, Set), 2002-2014 WRX & 2004-2021 STi

Aeromotive EFI Adjustable Fuel Pressure Regulator (Black)

ACL Race Series Main Bearings (+0.50mm, Set), 2002-2014 WRX & 2004-2021 STi

ACL Race Series Crankshaft Main Bearings (+0.025mm, Set), 2002-2014 WRX & 2004-2021 STi

ACL Race Series Rod Bearings (+0.50mm, Set), 2002-2014 WRX & 2004-2021 STi

ACL Race Series Rod Bearings (+0.025mm, Set), 2002-2014 WRX & 2004-2021 STi

ARP CA625+ Head Stud Kit, 2002-2014 WRX & 2004-2021 STi

ARP Connecting Rod Bolts, 2004-2021 STi & 2006-2014 WRX

ARP Crankcase Main Studs, 2002-2014 WRX & 2004-2021 STi

ARP Head Studs, 2002-2014 WRX & 2004-2021 STi

Aeromotive Fuel Rail Kit (Top Feed), 2002-2006 WRX & 2007-2017 STi

Aeromotive High Flow In-Line Filter (-10 ORB w/ 100 Micron SS Element, Red)

Aeromotive High Flow In-Line Filter (-10 ORB w/ 10 Micron Fabric Element, Red)