Automotive Ignition & Electrical Supplies

Whatever sparks your high performance dream, you’ll find it here. Get your engine started with a high-amp battery and high-torque mini starter. Keep the power flowing...

Whatever sparks your high performance dream, you’ll find it here. Get your engine started with a high-amp battery and high-torque mini starter. Keep the power flowing with a digital ignition control, performance distributor, and low-resistance ignition wires. Outfit your race car with competition-proven automotive electronics and accessories, or rewire your resto-mod with a complete wiring harness. Reprogram your vehicle’s computer or rejuvenate your daily driver with a new distributor cap, rotor, and spark plugs. We have the best automotive ignition and electrical supplies from the biggest names in the industry, in stock...

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Results 1 - 25 of 47

Holley HP EFI ECU and Harness Kits 554-113

Engine Management Systems, HP EFI, ECU, Replacement, Plug-and-Play, 16-Injectors, Eight Coils, Analog Inputs, USB Cable, Software, Each

Part Number: HLY-554-113

3.83 out of 5 stars ( 6 )

Estimated Ship Date: Today

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MSD Pro-Billet Ready-to-Run EFI Distributors 8456

Distributor, Pro-Billet Ready-to-Run, TFI, Magnetic Trigger, Electronic Advance, Natural, Ford, 5.0L, Each

Part Number: MSD-8456

4.68 out of 5 stars ( 37 )

Estimated Ship Date: Today

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Quicksilver Marine Starters 892339T01

Starter motor assembly for use on numerous 2-stroke, FourStroke, EFI, DFI and Verado Mercury/Mariner outboards.

Part Number: QSV-892339T01

Not Yet Reviewed

Estimated Ship Date: Today

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MSD Pro-Billet Ready-to-Run EFI Distributors 8366

Distributor, Pro-Billet, EST, Computer Controlled Advance, Magnetic Pickup, Chevy, 5.0, 5.7, 7.4L, Each

Part Number: MSD-8366

3.33 out of 5 stars ( 15 )

Estimated Ship Date: Today

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Holley HP EFI ECU and Harness Kits 550-604

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

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MSD Pro-Billet Ready-to-Run EFI Distributors 8453

Distributor, Pro-Billet Ready-to-Run, TFI, Magnetic Trigger, Electronic Advance, Ford, 351W, Each

Part Number: MSD-8453

3.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

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MSD Pro-Billet Ready-to-Run EFI Distributors 8451

Distributor, Pro-Billet Ready-to-Run, TFI, Magnetic Trigger, Electronic Advance, Ford, 351W, Each

Part Number: MSD-8451

4.73 out of 5 stars ( 11 )

Estimated Ship Date: Today

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MSD Pro-Billet Ready-to-Run EFI Distributors 8452

Distributor, Pro-Billet Ready-to-Run, TFI, Magnetic Trigger, Electronic Advance, Ford, 351W, Each

Part Number: MSD-8452

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Holley HP EFI ECU and Harness Kits 550-601

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

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Today

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MSD Pro-Billet Ready-to-Run EFI Distributors 83663

Distributors, Pro-Billet Ready-To-Run EFI, Magnetic Trigger, Male/HEI, Computer-controlled Advance, Iron Gear, Black Cap, Chevy, 305, 350, 454, Each

Part Number: MSD-83663

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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MSD Pro-Billet Ready-to-Run EFI Distributors 84563

Distributor, Pro-Billet Ready-to-Run, TFI, Magnetic Trigger, Electronic Advance, Black, Ford, 5.0L, Each

Part Number: MSD-84563

3.57 out of 5 stars ( 7 )

Estimated Ship Date: Today

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MSD Pro-Billet Ready-to-Run EFI Distributors 8455

Distributor, Pro-Billet Ready-to-Run, TFI, Magnetic Trigger, Electronic Advance, Ford, 5.0L, Each

Part Number: MSD-8455

4.21 out of 5 stars ( 14 )

Estimated Ship Date: Today

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Holley HP EFI ECU and Harness Kits 550-628

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: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Holley HP EFI ECU and Harness Kits 550-606

Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, Wideband, CANBUS, Ford, Multi-Point, Kit

Part Number: HLY-550-606

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Holley HP EFI ECU and Harness Kits 550-603

Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, GM, LS2, LS7, 58x Crank Sensor, Kit

Part Number: HLY-550-603

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Holley HP EFI ECU and Harness Kits 550-603N

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

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Holley HP EFI ECU and Harness Kits 550-616

Engine Management Systems, HP EFI, ECU and Harness, Connects 16-Injectors, 8-Coils, Bosch O2, Wideband, Ford, Lincoln, Mercury, 2V, 4.6L, 5.4L, Kit

Part Number: HLY-550-616

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Holley HP EFI ECU and Harness Kits 550-604N

Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, NTK O2, Wideband, CANBUS, Universal, MPFI, Kit

Part Number: HLY-550-604N

Not Yet Reviewed

Estimated Ship Date: Today

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Holley HP EFI ECU and Harness Kits 550-602

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

4.83 out of 5 stars ( 6 )

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Holley HP EFI ECU and Harness Kits 550-606N

Engine Management Systems, HP EFI, ECU and Harness, Up to 16-Injectors, 8-Coils, Four Digital Inputs, NTK O2, Wideband, CANBUS, Ford, Multi-Point, Kit

Part Number: HLY-550-606N

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today