Electrical

Subaru Oxygen Sensor (Denso 234-9015). OE number 22641AA280. Fits 03-06 Subaru 2.5L engines. Forester. Baja. 2.5L, 2003-04. 2.5L, front, all. Air-Fuel Ratio Sensor. 2.5L, 2003, air, fuel ratio. 2.5L, 2004-06, air, fuel ratio. 2.5L without turbo, 2002-04,...

Subaru downstream oxygen sensor Denso #234-4132 OE part number is 22690AA73A. Fits 00-2006 2.5L Subaru engines, as well as some 99 2.2L and 2.5L engines. Please check the number on your sensor before ordering Ref ID: 22690AA73A

Subaru knock sensor OE part number:  22060AA070 Fits 1999-2002 2.2L and 2.5L Subaru motors. Please verify your fitment before purchasing.

Complete your Subaru conversion with a new set of NGK spark plug wires.  NGK is THE go to brand for high quality ignition system components. Fits all EJ-series 4-cylinder Subaru 2.2L and 2.5L engines.

This NGK V-Power spark plug is ideal for Subaru engine conversions using the EJ22 (2.2L) and EJ25 (2.5L) engines. Ref ID: BKR6E-11

This is the male side of the Subaru Throttle Position Sensor Electrical Connector.  It is the four-pin version. Handy if you're building your own wiring harness.

This spark plug tube seal fits EJ22 2.2L motors from 1999-on and EJ25 2.5L motors from 1999-2009. The original Subaru part# is 10966AA000.  Please do your own fitment research if your engine is outside of these production dates. Four per engine. Ref...

This is the female side of the Subaru Throttle Position Sensor Electrical Connector.  It is the three-pin version. Handy if you're building your own wiring harness.