O-Ring OBEN Top Feed Fuel Injectors 16698AA110 for Subaru WRX STI 2001

Genuine Subaru O-ring for the upper side of OEM Top Feed injectors used in 2001+ WRX/STI models.

This seal sits between the injector and the fuel rail, ensuring a secure and leak-free connection. Manufactured to Subaru factory specifications, it provides precise fitment, fuel resistance, and long-term reliability under high fuel pressure conditions.

Recommended when replacing injectors or servicing the fuel system.

Product details:

Manufacturer: Subaru
Part number: SUB-16698AA110
Application: OEM Subaru Top Feed injectors (2001+ WRX/STI)
Installation location: Upper side – fuel rail
Type: O-ring