EFI Kits, Fuel Injectors, Throttle Bodies & More

Throttle Body Adapter, 102mm Bore, Aluminum, Natural, Chevy, GMC, Small Block LS, FAST LSX, Each

Part Number: FST-146029-KIT

4.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

Fuel Injection System, EZ-EFI 2.0 Self-Tuning, Black Anodized Throttle Body, 4-barrel Square Bore Flange, Kit

Part Number: FST-30400-KIT

3.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Fuel Line Conversion, Aluminum, Black Anodized, Chevy, Pontiac, 5.7L, Each

Part Number: FST-54028-KIT

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Fuel Line Conversion, Aluminum, Black, Chevy, Pontiac, 5.7L, Pair

Part Number: FST-54028G-KIT

4.17 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Touch Screen Upgrade, 3.5 in. LCD, Fast EZ-EFI, Each

Part Number: FST-170633-06KIT

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Computer Programmer, Replacement, FAST EZ-EFI 2.0, Each

Part Number: FST-30633

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Fuel Pump Relay Harness, FAST EZ-EFI, Each

Part Number: FST-30313

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Fuel Pump Relay Harness, Fuel Injection System Component, FAST EZ-EFI, Each

Part Number: FST-30255

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

Engine Control Unit, EZ-EFI 2.0 Replacement, ECU Fuel Injection System Component, FAST, Computer, Each

Part Number: FST-30326

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Throttle Body, FAST EZ-EFI 2.0, 1,150 cfm, Cast Aluminum, Black Powdercoated, Each

Part Number: FST-304151

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 27, 2026 if ordered today

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Main Wiring Harness, EZ-EFI 2.0 Replacement, Throttle Body Injection Style, Universal, FAST, Each

Part Number: FST-30308

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 27, 2026 if ordered today

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ECU, Fast XFI, Fuel Injection, Throttle Body, Dual Quad Upgrade, Kit

Part Number: FST-304155-06

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Estimated Ship Date: Mar 27, 2026 if ordered today

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Fuel Injection System, EZ-EFI 2.0 Self-Tuning, Black Anodized Throttle Body, 4-barrel Square Bore Flange, Kit

Part Number: FST-30403-KIT

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Estimated Ship Date: Mar 27, 2026 if ordered today

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Fuel Injection System Wiring Harnesses

Part Number: FST-30310

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Estimated Ship Date: Mar 27, 2026 if ordered today

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Throttle Body, TBI, Cast Aluminum, Natural, TPS Sensor, IAC Motor, 2 Injectors, Each

Part Number: FST-304153

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Estimated Ship Date: Mar 27, 2026 if ordered today

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Harness Adapter, IAC to FAST EFI, Chevy, Pontiac, Each

Part Number: FST-308023

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Throttle Body Adapters, EFI Manifold, 75mm Bore Size, Aluminum, Natural, FAST LSX, Chevy, Small Block LS, Each

Part Number: ICB-551511XG

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Throttle Body Adapters, EFI Manifold, 102mm Bore Size, Aluminum, Natural, FAST LSX, Chevy, 5.7L LS, Each

Part Number: ICB-551517

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

Fuel Rail, Aluminum, Red Anodized, Works With FAST Single Place EFI Intake Manifold 3012350, Chevrolet, Pair

Part Number: FST-30350

Not Yet Reviewed

Estimated Ship Date: Mar 27, 2026 if ordered today

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FUEL RAIL, FAST LS EFI TUNNEL RAM-BLACK ANODIZED W/ LOGO

Part Number: FST-146036FRB-1

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Estimated Ship Date: Mar 27, 2026 if ordered today

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Fuel Rails, Billet Aluminum, Natural, Chevy, 5.7, 6.0L, LS1, LS6, LSXR 102mm Intake, Kit

Part Number: FST-146021-KIT

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Fuel Rails, LS3, LS7, L76, L99, FAST LSXR OEM, Aluminum, Natural, Chevy, 6.2L, 7.0L, Kit

Part Number: FST-146020-KIT

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EFI System, Easy Street, Gold Throttle Body, Self Tuning, Up to 600HP, Inline Fuel Pump, Kit

Part Number: FIF-31005

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Fuel Injection System, Easy Street 600 HP Self-Tuning, Throttle Body, Gold, Injectors, ECM, Kit

Part Number: FIF-30005

3.8 out of 5 stars ( 35 )

Estimated Ship Date: Today

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Idle Air Control Motor Adapter, Aluminum, Black, Each

Part Number: FST-307016

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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