The stock 10mm pump on older EJ20 and WRX EJ25 is adequate in stock form, but once you start adding mods and pushing your vehicle, you can run into oiling issues. Upgrade to this 12mm OEM oil pump and call it a day.
(We assume if you are buying this that you are modifying your engine)
By purchasing from us, you acknowledge this disclosure is implied.
(We assume if you are buying this that you are modifying your engine)
By purchasing from us, you acknowledge this disclosure is implied.