Ford Performance 55LB/HR Fuel Injector Set of 8 (2020-2022 Shelby GT500 / 2011 - 2025 Mustang / 2011 - 2020 F-150) M-9593-M55GT

Upgrade your fuel system with confidence using the Ford Performance 55LB/HR Fuel Injector Set (M-9593-M55GT). Engineered for high-horsepower applications, these injectors deliver precise fuel metering and OEM-grade reliability. Whether you're building a naturally aspirated street car or a boosted track monster, these injectors support increased fuel demand without compromising drivability.

This 8-piece injector set is compatible with multiple Ford platforms, including the 2020-2022 Shelby GT500, 2011-2025 Mustang GT, and 2011-2020 F-150 models. With 55 lb/hr flow capacity and EV14 body style, these injectors ensure superior fuel atomization and support for high-output builds using superchargers, turbos, or big camshaft upgrades. 

Ford Performance Injectors are the top OEM-quality choice for direct fitment and factory-like reliability, backed by Ford Racing engineering. They’re an ideal upgrade for enthusiasts who want plug-and-play convenience with enough flow for serious horsepower.

Key Features & Benefits:

• Flow Rate: 55 lb/hr @ 43.5 PSI – supports applications up to 700+ HP (depending on setup)

• Fitment: Direct plug-and-play for select Shelby GT500, Mustang GT, and F-150 applications

• Connector Type: USCAR connectors with EV14 body – compatible with most modern Ford engine harnesses

• High Impedance: Works with stock and aftermarket ECUs, tuning recommended

• OEM Reliability: Genuine Ford Performance part with race-proven durability

• Perfect Upgrade: Ideal for Coyote 5.0L, Predator 5.2L, or modular 5.4L/6.2L V8 engines

Technical Specifications:

• Part Number: M-9593-M55GT

• Flow Rate: 55 lb/hr @ 43.5 psi (386 cc/min)

• Resistance: High impedance (~12 Ohms)

• Connector Type: USCAR (a.k.a. EV6 style)

• Spray Pattern: Multi-hole, high-atomization

• Fuel Compatibility: Gasoline and E85 compatible

• Body Style: EV14 Long Style 

• Quantity: Set of 8 injectors

Frequently Asked Questions (FAQs)

Q: Do I need to retune my ECU after installing these injectors?
A: Yes. While these injectors are plug-and-play, ECU calibration is required to optimize performance and air/fuel ratios.

Q: Are these compatible with E85 fuel?
A: Yes, these injectors are E85-compatible and handle ethanol blends without issue.

Q: Will these fit my 2015 Mustang GT?
A: Yes, this injector set fits all 2011-2025 Mustang GT models with the 5.0L Coyote engine.

Q: What kind of horsepower will these support?
A: They can support up to ~700+ HP depending on your engine’s efficiency, fuel pressure, and tuning.

Q: Are these Ford OEM or aftermarket?
A: These are genuine Ford Performance injectors, offering factory-grade quality and engineering.

 

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