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550.48.11.WRX
15% OFF Fuel Injector Connection Injectors — Discount applied at checkout
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Fuel Injector Connection 550cc 52lb high impedance fuel injectors deliver precise fuel delivery, smooth idle quality, and reliable performance for street and high-horsepower Subaru builds. Developed using advanced injector characterization data from industry expert Greg Banish of Calibrated Success, these injectors provide the accurate fueling data tuners rely on for consistent performance and drivability.
Designed for compatibility with gasoline, E85, and a wide range of race fuels, these 550cc fuel injectors provide excellent idle control for street-driven vehicles while supplying the fuel required for higher horsepower turbocharged and modified Subaru WRX applications. Stainless alloy internal components ensure long-term durability and stable performance across aggressive fuel types including pump gas, E85, Q16, VP Import, FTW, M1, M5, and other oxygenated race fuels.
Each injector set is precisely flow matched using advanced in-house flow bench testing. Every set includes a unique code that allows you to download exact injector data for your specific injectors, ensuring unmatched tuning accuracy and repeatable performance.
Fuel Injector Connection injectors include all required o-rings for factory-style installation and are available in multiple configurations for custom or aftermarket setups. Plug-and-play adapter options are available for vehicles requiring connector conversion when necessary.
Manufactured using brand new injector cores and backed by a lifetime warranty against manufacturing defects, these injectors deliver dependable performance for serious street and performance builds.
Note: High-performance fuel injectors are intended for off-road use only. See manufacturer warranty and disclaimer for full details.
Injector Size: 550cc / 52lb
Flow Rate: 550cc @ 3 bar
Impedance: High impedance
Connector Type: EV6
Vehicle Fitment: Subaru WRX applications
SKU: 550.48.11.WRX
Fuel Compatibility:
Gasoline, E85, Q16, VP Import, FTW, M1, M5 & oxygenated race fuels
Includes:

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$69.00
Turn it into horsepower. Select Performance parts & Stage 2 packages are on sale now.
Discounts automatically applied at checkout. Limited-time tax return deals