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FUEL INJECTION

Convert or upgrade your engine with EFI systems, throttle bodies, fuel delivery components, sensors, and tuning accessories. Explore dependable solutions for street cars, restorations, daily drivers, and performance builds.
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Pro-Flo 4+ EFI O2 Sensor Extension Wiring Harness #36152

Regular Price $13.19
Sale Price $13.19 Regular Price $43.95
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Pro-Flo 4+ EFI Throttle Wiring Harness #36132 Chevy LS, Single Drive By Wire

Regular Price $14.09
Sale Price $14.09 Regular Price $46.95
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Pro-Flo 4+ EFI Knock Sensor Harness #36145 For Chevrolet LS1

Regular Price $10.19
Sale Price $10.19 Regular Price $33.95
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Pro-Flo 4+ EFI Knock Sensor Harness #36135 For Chevrolet LS III

Regular Price $17.98
Sale Price $17.98 Regular Price $59.95
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Pro-Flo 4+ Knock Sensor Harness #36125 For Ford Coyote 5.0

Regular Price $17.98
Sale Price $17.98 Regular Price $59.95
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Pro-Flo 4+ EFI Knock Sensor Harness #36175 For Mopar Hemi Gen III

Regular Price $24.89
Sale Price $24.89 Regular Price $82.95
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Pro-Flo 4+ EFI Throttle Wiring Harness #36142 Chevy LS, Dual Drive By Wire

Regular Price $26.09
Sale Price $26.09 Regular Price $86.95
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Pro-Flo 4+ EFI Wiring Harness and Radiator Fan Relay Module #36115

Regular Price $35.98
Sale Price $35.98 Regular Price $119.95
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Pro-Flo 4+ EFI Wiring Harness #36155 For Chevy LS Using A 4-Pin Alternator

Regular Price $41.98
Sale Price $41.98 Regular Price $139.95
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Pro-Flo 4+ EFI Wiring Harness #36165 For Chevy LS Using A 2-Pin Alternator

Regular Price $41.98
Sale Price $41.98 Regular Price $139.95
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Throttle Body Intake Elbow #3849 High Flow, 90mm Opening, Satin Finish

Regular Price $55.18
Sale Price $55.18 Regular Price $183.95
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High-Flow EFI Intake Elbow #3815 With 120mm Opening, Satin Finish

Regular Price $66.58
Sale Price $66.58 Regular Price $221.95
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Pro-Flo 4+ EFI Ignition & Engine Position Harness #36122 Chevy LS 58x Crank/Cam

Regular Price $44.98
Sale Price $44.98 Regular Price $149.95
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Pro-Flo 4+ EFI Ignition & Engine Position Harness #36112 Chevy LS 24x Crank/Cam

Regular Price $42.58
Sale Price $42.58 Regular Price $141.95
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Oxygen Sensor #36013 Narrow Band For Pro-Flo And Pro-Flo 2 Systems

Regular Price $42.58
Sale Price $42.58 Regular Price $141.95
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Fuel Injector Rail Kit #3637, -6 AN Clear For Pontiac V8

Regular Price $49.78
Sale Price $49.78 Regular Price $165.95
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Throttle Body Intake Elbow #38493 High Flow, 90mm Opening, Black Powder Coated

Regular Price $62.38
Sale Price $62.38 Regular Price $207.95
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Throttle Body Intake Elbow #38473 Ultra Low, 90mm Opening, Black Powder Coated

Regular Price $74.68
Sale Price $74.68 Regular Price $248.95
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Throttle Body Intake Elbow #3847 Ultra Low Profile, 90mm Opening, Satin Finish

Regular Price $62.98
Sale Price $62.98 Regular Price $209.95
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Throttle Body Intake Elbow #38483 Low Profile, 90mm Opening, Black Powder Coated

Regular Price $61.78
Sale Price $61.78 Regular Price $205.95
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