Description
The DeatschWerks 550cc Low Impedance Injectors are engineered for serious performance applications requiring precision, power, and reliability. This set of 4 injectors is purpose-built for standalone ECU systems utilizing peak-and-hold injector drivers, providing a consistent 550cc/min flow rate at 3 bar (43.5 psi).
These injectors feature 11mm upper O-rings for wide compatibility across custom and retrofit builds, and are compatible with gasoline, ethanol (E85), and race fuels. Each set is flow-matched to ensure precise cylinder-to-cylinder consistency, reducing tuning complexity and improving engine performance.
Key Features:
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Flow Rate: 550cc/min @ 3 bar (43.5 psi)
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Impedance: Low (peak-and-hold)
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Top O-Ring Size: 11mm
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Fuel Compatibility: Gasoline, E85, race fuels
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Precision-Matched: Flow-matched within ±1-2%
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Application: Ideal for turbocharged or naturally aspirated high-performance builds
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Fitment: Universal (great for custom applications)
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Set Includes: 4 injectors
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Warranty: Backed by DeatschWerks’ 3-Year Limited Warranty
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Made in the USA
Ideal For:
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Standalone ECU builds requiring low impedance injectors
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Turbo/supercharged setups
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High horsepower NA applications
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E85 or race-fuel conversions
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Custom and retrofit fuel systems
About DeatschWerks:
Founded in 2004, DeatschWerks is a leader in precision fuel system solutions for the aftermarket performance industry. Based in Oklahoma City, DW designs and manufactures injectors, fuel pumps, rails, surge tanks, and more—covering over 800 SKUs for Sport Compact, Modern Muscle, Euro, and Powersport platforms.
