Availability
Ultimate LS 1000 HP EFI System With Master Kit Short LS7 Port Intake
Part Number: FIF-78937
Not Yet Reviewed
Estimated Ship Date: Nov 14, 2025 if ordered today
Estimated Ship Date: Nov 14, 2025 if ordered today
Ultimate LS 500 HP EFI System With Master Kit Short Cathedral Intake
Part Number: FIF-76602
Not Yet Reviewed
Estimated Ship Date: Nov 14, 2025 if ordered today
Estimated Ship Date: Nov 14, 2025 if ordered today
Ultimate LS 750 HP EFI System With Master Kit Short Cathedral Intake
Part Number: FIF-76603
Not Yet Reviewed
Estimated Ship Date: Nov 14, 2025 if ordered today
Estimated Ship Date: Nov 14, 2025 if ordered today
Ultimate LS 750 HP EFI System With Short Cathedral Intake & Transmission Control Master Kit
Part Number: FIF-76604
Not Yet Reviewed
Estimated Ship Date: Nov 14, 2025 if ordered today
Estimated Ship Date: Nov 14, 2025 if ordered today
Ultimate LS 500 HP EFI System With Master Kit Long Runner Cathedral Intake
Part Number: FIF-76606
Not Yet Reviewed
Estimated Ship Date: Nov 14, 2025 if ordered today
Estimated Ship Date: Nov 14, 2025 if ordered today
Ultimate LS 500 HP EFI System With Master Kit Long Runner Cathedral Intake
Part Number: FIF-76607
Not Yet Reviewed
Estimated Ship Date: Nov 14, 2025 if ordered today
Estimated Ship Date: Nov 14, 2025 if ordered today
Ultimate LS 750 HP EFI System With Master Kit Long Runner Cathedral Intake
Part Number: FIF-76608
Not Yet Reviewed
Estimated Ship Date: Nov 14, 2025 if ordered today
Estimated Ship Date: Nov 14, 2025 if ordered today
Ultimate LS 750 HP EFI System With Master Kit Long Runner Cathedral Intake
Part Number: FIF-76609
Not Yet Reviewed
Estimated Ship Date: Nov 14, 2025 if ordered today
Estimated Ship Date: Nov 14, 2025 if ordered today
Ultimate LS 500 HP EFI System With Master Kit Short LS3 Port Intake
Part Number: FIF-76611
Not Yet Reviewed
Estimated Ship Date: Nov 14, 2025 if ordered today
Estimated Ship Date: Nov 14, 2025 if ordered today
Ultimate LS 500 HP EFI System With Master Kit Short LS3 Port Intake
Part Number: FIF-76612
Not Yet Reviewed
Estimated Ship Date: Nov 14, 2025 if ordered today
Estimated Ship Date: Nov 14, 2025 if ordered today
Ultimate LS 750 HP EFI System With Master Kit Short LS3 Port Intake
Part Number: FIF-76613
Not Yet Reviewed
Estimated Ship Date: Nov 14, 2025 if ordered today
Estimated Ship Date: Nov 14, 2025 if ordered today
Ultimate LS 750 HP EFI System With Master Kit Short LS3 Port Intake
Part Number: FIF-76614
Not Yet Reviewed
Estimated Ship Date: Nov 14, 2025 if ordered today
Estimated Ship Date: Nov 14, 2025 if ordered today
Ultimate LS 500 HP EFI System With Master Kit Short LS7 Port Intake
Part Number: FIF-76615
Not Yet Reviewed
Estimated Ship Date: Nov 14, 2025 if ordered today
Estimated Ship Date: Nov 14, 2025 if ordered today
Ultimate LS 500 HP EFI System With Master Kit Short LS7 Port Intake
Part Number: FIF-76616
Not Yet Reviewed
Estimated Ship Date: Nov 14, 2025 if ordered today
Estimated Ship Date: Nov 14, 2025 if ordered today
Ultimate LS 750 HP EFI System With Master Kit Short LS7 Port Intake
Part Number: FIF-76617
Not Yet Reviewed
Estimated Ship Date: Nov 14, 2025 if ordered today
Estimated Ship Date: Nov 14, 2025 if ordered today
Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, for GM TPI, Holley Stealth Ram, Kit
Part Number: HLY-550-601
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, Wideband, GM, LS2, LS3, LS7, Bosch O2, Kit
Part Number: HLY-550-607
Not Yet Reviewed
Estimated Ship Date: Oct 23, 2025 if ordered today
Estimated Ship Date: Oct 23, 2025 if ordered today
This product may not be eligible for select promotional offers
Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, NKT O2, GM, LS2, LS7, 58x Crank Sensor, Kit
Part Number: HLY-550-603N
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, Wideband, CANBUS, Universal, MPFI, Kit
Part Number: HLY-550-604
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, Wideband, CANBUS, Chevy, LS, 5.7L, Kit
Part Number: HLY-550-602
Estimated Ship Date: Oct 27, 2025 if ordered today
Estimated Ship Date: Oct 27, 2025 if ordered today
This product may not be eligible for select promotional offers
Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, NKT O2 Sensor, GM, LS, 24x Crank Sensor, Kit
Part Number: HLY-550-602N
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Bosch O2 Sensor, Wideband, CANBUS, Ford, 4.6L, Kit
Part Number: HLY-550-628
Not Yet Reviewed
Estimated Ship Date: Oct 27, 2025 if ordered today
Estimated Ship Date: Oct 27, 2025 if ordered today
This product may not be eligible for select promotional offers
Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, Wideband, CANBUS, Universal, Un-terminated, Kit
Part Number: HLY-550-605
Not Yet Reviewed
Estimated Ship Date: Oct 27, 2025 if ordered today
Estimated Ship Date: Oct 27, 2025 if ordered today
This product may not be eligible for select promotional offers
Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, NTK O2, Wideband, Universal, Un-terminated, Kit
Part Number: HLY-550-605N
Not Yet Reviewed
Estimated Ship Date: Oct 27, 2025 if ordered today
Estimated Ship Date: Oct 27, 2025 if ordered today
This product may not be eligible for select promotional offers
Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, NTK O2 Sensor, Wideband, CANBUS, Ford, 4-valve, 5.0L, Kit
Part Number: HLY-550-625N
Not Yet Reviewed
Estimated Ship Date: Oct 27, 2025 if ordered today
Estimated Ship Date: Oct 27, 2025 if ordered today
This product may not be eligible for select promotional offers
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