Fitment – Subaru (by model & year): Compatible with Impreza 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 (incl. Outback Sport); WRX 1999–2014; WRX STI 1999–2021; Legacy 1999–2014; Outback 1999–2014; Forester 1999–2013; Baja 2003–2006; B9 Tribeca 2006–2007. Use to repair the 3-pin green oval alternator-regulator plug on EJ-platform Subarus.
Important note for newer FB/FA engines: Many newer non-EJ Subarus use a different black alternator regulator plug. If your vehicle is outside the ranges above (e.g., 2015+ WRX/Impreza/Legacy/Outback/Forester), visually confirm the plug color/shape before ordering.
Cross-Reference (connector family): 6189-0443, 6189-0442 (TS-series 3-pin female shell); 90980-11349; 16678-6583-0; (industry pigtail equivalences also map to “S2533/PT2518/EC2444” class items—list for search only). Always match by shape: green, oval, 3-terminal alternator-regulator plug.
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Wire Harness Length:6inch
Mates with these common Subaru alternator assemblies (examples): 23700-AA520, 23700-AA521, 23700-AA540, 23700-AA541, 23700-AA5418A, 23700-AA5108A, 23700-AA4018A, 23700-AA370/AA3708A, 23700-AA430 (and supersessions). These are OE alternator PNs used across EJ-platform Impreza/WRX/STI, Legacy/Outback, and Forester in the year ranges above that use the 3-pin green oval regulator plug. Please verify visually.