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550cc K Series Injectors


G20-99-5000 Grams Performance Honda/Acura B/K Series 550Cc Fuel Injectors

550cc K Honda/Acura (Civic, RSX, TSX), D17, 06+ S2000

Grams Performance 550cc fuel injectors are chosen by professional motorsports and performance enthusiasts because of their quality, consistency, value, and ease of use. They were designed primarily to be used with Gasoline based fuels, however may be used with alcohol based fuels with the understanding that the fuel system must be regularly flushed out and stored with gasoline to minimize flow losses associated with the use of alcohol on a consistent basis.


Compatible with all known fuels including gasoline, methanol, and ethanol

Flowed and balanced to within 1% for consistency

Precise fuel metering up to 118 psi (8 bar)

Pressure tested up to 220 psi (15.16 bar)

Lightweight valve needle and ultra-fast solenoid

Improved atomization for greater combustion efficiency and reduced emissions

Leak-free operation and optimal performance

High-impedance design (no resistor box required)

Over-molded one-piece design for added reliability and simplicity.

Made from Bosch® EV14 Standard housing

Direct OEM replacement

Comes with injector latency data to accurately set up aftermarket ECU

EV6-USCAR electrical connector

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