Injector Dynamics ID1050-XDS Fuel Injectors for Subaru WRX 2002-2014 & STI 2007-2020 (Set of 4)
The Injector Dynamics ID1050-XDS is a motorsport-grade injector developed with Bosch Motorsport. This set of four, manufacturer part number 1050.48.11.WRX.4, is the top-feed port-fuel-injection (PFI) configuration Injector Dynamics lists for the 2002–2014 Subaru WRX and 2007–2020 STI. It includes 11 mm red top adapters and WRX-16B bottom adapters. “Direct fit” refers to the listed mechanical rail and adapter configuration; ECU calibration is still required.
Specifications
- Nominal flow rate: 1065 cc/min at 3.0 bar (43.5 psi), rated with gasoline at 52°C (125°F)
- Maximum differential fuel pressure: 10.0 bar (145.0 psi)
- Body length: 48 mm
- Top: 11 mm red top adapters included
- Bottom: WRX-16B bottom adapters included
- Injection architecture: top-feed port fuel injection (PFI)
- Electrical: high impedance; USCAR connector; new mating connector supplied by Injector Dynamics
- Fuel compatibility per Injector Dynamics: compatible with all known fuels
Fitment
Listed by Injector Dynamics under part number 1050.48.11.WRX.4 for Subaru WRX (2002–2014), STI (2007–2020), and Legacy GT / Forester XT (2007–2011). Verify compatibility using manufacturer part number 1050.48.11.WRX.4 before ordering.
Quantity
Sold as a set of four (4) injectors.
Installation & Calibration
Professional installation and an application-appropriate ECU calibration using Injector Dynamics characterization data are required.
Check applicable federal, state, and local emissions regulations before installing this part on a street-driven vehicle.