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The DeatschWerks 550cc low-impedance 11mm upper injector set for four-cylinder engines supplies 550 cc/min per injector for larger fueling demands. Sold as a matched set of four, these universal upper‑mount injectors support high-flow aftermarket fuel systems and provide uniform flow characteristics across cylinders to ease tuning and maintain consistent injector response during performance or conversion applications.
DeatschWerks Universal 550cc Low Impedance 11mm Upper Injector - Set of 4
