This handy little o-ring is a mandatory item when installing a high pressure fuel pump in the factory fuel sending unit (white basket that holds the fuel pump). Price is for (1) o-ring and it is suggested to use (2) when installing a pump. The o-rings will be stacked on top of each other on the fuel pump's outlet tube, atop the factory supplied plastic collar.
- 2008-2014 Impreza WRX
- 2008-2019 STi
- Legacy 2004-2009
Item will not work with Visconti fuel basket.