850cc Shelby GT500 Supercharged DOHC High-Performance Fuel Injectors - Set of 8
Boost your Shelby's output with this set of 8 850cc high-performance Bosch fuel injectors. Designed specifically for the Supercharged DOHC 5.4L and 5.8L engines, these injectors are flow-matched to within ±1% to ensure smooth idling, crisp throttle response, and the consistent fuel delivery required for high-boost applications.
Fuel your Shelby GT500 with precision. Our 850cc SouthBay Fuel Injectors are engineered for enthusiasts who need more volume than stock units can provide, making them the ideal choice for pulley upgrades, E85 conversions, or mild forced induction builds.
By utilizing modern high-impedance technology, these injectors provide a significant increase in flow without sacrificing the low-speed stability needed for a smooth, factory-like idle.
Performance Features:
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Precision Flow Matching: Every set is dynamically balanced in-house to within ±1%, ensuring each cylinder receives identical fuel volume—critical for engine longevity under boost.
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Superior Atomization: The advanced nozzle design creates a finer spray pattern for better fuel vaporization, resulting in cleaner combustion and improved mid-range torque.
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E85 & Race Fuel Compatible: Constructed with internal materials that resist the corrosive properties of alcohol-based fuels, perfect for Flex-Fuel or dedicated E85 setups.
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Plug-and-Play Fitment: Designed as a direct replacement for the factory GT500 fuel rails. Features the correct USCAR/EV6 connectors for a seamless installation.
Application:
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2007–2014 Ford Mustang Shelby GT500 (5.4L / 5.8L DOHC Supercharged)
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Ideal for: Upgraded blowers, E85 tuning, and 750–850 HP builds.



