Fuel Injector Clinic 650cc BlueMax Fuel Injector (High-Z) Subaru STI 2004-2006 / Legacy GT 2005-2006 / Outback XT 2005-2006

Part #: ficIS176 - 0650H. This set of 4x650cc saturated / high - impedance ball & seat fuel injectors from Fuel Injector Clinic is a perfect fit for Subaru STi ('04 - '06) and Legacy GT ('05 - '06) vehicles with the original tumblers and FIC top feed fuel rail conversion RL STi. These injectors use the latest technology, offering excellent linearity and short pulse width repeatability. They come with pigtails PGT USC4, or you can opt for Plug & Play adaptors PADPUtoD4. Each set of Fuel Injector Clinic injectors is precisely flow - matched within 1%. Every injector is individually numbered, and the detailed flow results are provided on a sheet. They are flow - tested at 43.5psi (3Bar) at 90°F fuel temperature using CF - 16B calibration fluid. With superior short pulse width control and tight manufacturing tolerances, these injectors are easy to tune and ensure great drivability. All necessary o - rings are included for a perfect fit with the factory application of the listed vehicles. For aftermarket or unusual setups, contact us before ordering. These injectors are covered by a 12 - month warranty against manufacturing defects. The set is designed to match the high - impedance saturated injector signal from the vehicle's OEM ECU or works well with aftermarket ECUs for high - impedance injectors. You'll need to change the injector plug on your car's wiring harness. You can solder in the included pigtails or buy the optional plug - n - play adaptors to avoid cutting or soldering. FIC provides brand - new injectors for better performance and reliability.

Using these fuel injectors is straightforward. First, make sure your vehicle is one of the listed models (Subaru STI 2004 - 2006, Legacy GT 2005 - 2006, Outback XT 2005 - 2006). You'll need to change the injector plug on your car's wiring harness. You can either solder in the pigtails that come with the purchase or buy the optional plug - n - play adaptors. If you're using an aftermarket or unusual setup, contact the seller before placing your order to ensure a proper fit. For maintenance, keep an eye on the performance of your vehicle. If you notice any issues like rough idling or poor fuel efficiency, it might be time to check the injectors. Also, make sure to use the right fuel and follow the manufacturer's recommendations for your vehicle. These injectors are covered by a 12 - month warranty, so if you experience any failures due to manufacturing defects, reach out to the seller.