FAST Electrical Wiring

Data Cable, Replacement, PC To ECU, 60 in. Length, Each

Part Number: FST-308019

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

Idle Air Control Harness Adapter, GM, Each

Part Number: FST-308032

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 10/27/2025

Wiring Pigtail, Fuel Injector, Early to Late GM TPS, Each

Part Number: FST-308030

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 10/27/2025

Converter Cable, XFI, DB9 Pin To USB, Each

Part Number: FST-307044

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

ECU, Fast XFI, Main Harness, Chevy 1997-2004, 5.7L, Kit

Part Number: FST-301101

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Fuel Injector Connector Adapter, USCAR/EV6 Injector, Jetronic/Minitimer/EV1 Harness, Set of 8

Part Number: FST-170604-8

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Wiring Harness, XFI, Fan and Fuel Pump, Each

Part Number: FST-301406

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

WIRING HARNESS

Part Number: FST-30314

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

• Free Shipping

Relay, Digital, Single Pole, 12 V, 20 amps, Screw Terminal Type, Each

Part Number: FST-307043

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

DEUTSCH 3 PIN PLUG KIT

Part Number: FST-6000-6724

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 29, 2025 if ordered today

• Special Order

Wiring Harness, Fast XFI, ECU, Chrysler, Dodge, Hemi, Kit

Part Number: FST-301104

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Wiring Harness, XFI, CAN Retrofit, Each

Part Number: FST-301412

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Wiring Harness, FAST eDIST Replacement Main Harness, Each

Part Number: FST-307012

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Wiring Harness, XIM, Stand Alone, LS1, Each

Part Number: FST-301972

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Relay, Single Pole Double Throw, 20 amps, 5 Terminal, Male Pin, Each

Part Number: FST-307010

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Wiring Pigtail, MAP Sensor, 3-pins, Each

Part Number: FST-308031

3.25 out of 5 stars ( 4 )

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Weatherproof Wiring Connector, Connector kit for XFI 5 Wire Wide-Band Oxygen Sensor, Female Plug Includes 7 Pins and Seals, Kit

Part Number: FST-301422K

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Weatherpak 2 Pin Plug Kit

Part Number: FST-6000-6722

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Fuel Injector Connector Adapter, Jetronic/Minitimer/EV1 Injector, USCAR/EV6 Harness, Set of 8

Part Number: FST-170603-8

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Free Shipping
• Special Order

Ignition Module Harness, XFI, Kit

Part Number: FST-301308

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Wiring Connectors, FAST ECU Main Connectors, Kit

Part Number: FST-301000K

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Switch, Boost Activated, Momentary, Plastic, Black, Each

Part Number: FST-82081

Not Yet Reviewed

Estimated Ship Date: Monday 10/27/2025

Fuel Injection System Components, XFI, Qwik Tune, Calibration Selector Switch, up to 4 Calibrations, Kit

Part Number: FST-301409

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

CABLE ADAPTER

Part Number: FST-30319-1

Not Yet Reviewed

Estimated Ship Date: Jan 2, 2026 if ordered today

• Drop Ship
• Special Order

Pigtails, Switch Outputs, Push to Connect, Each

Part Number: FST-301404

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

• Special Order