Automotive Ignition & Electrical Supplies

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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...

Showing All Items, Including Not in Stock Items That Match "4004"

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Results 1 - 25 of 50

Denso Standard Spark Plugs 4004

Spark Plug, Standard, U20FSR-U, 14mm Thread, 12.70mm Reach, Flat Seat, for use on Honda®, Kawasaki, Polaris, Suzuki, Yamaha, Each

Part Number: DNP-4004

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

NGK Standard Series Spark Plugs BMR4A SOLID

Spark Plug, Gasket Seat, 14mm Thread, .375 in. Reach, Resistor, Each

Part Number: NGK-4004

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

Denso Ignition Coils for 2000 I30, MAXIMA - 673-4004

Ignition Coil. Direct Ignition, Coil Pack, Female/Socket, Black, for Infiniti/Nissan, 3.0L, Each

Part Number: DNP-673-4004

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Denso Crankshaft Positioning Sensors 196-4004

Engine Crankshaft Position Sensor

Part Number: DNP-196-4004

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Denso Remanufactured Alternators for 2012-2019 VERSA, 2014-2019 VERSA NOTE - 210-4004

Alternator: 2015-2012 Nissan

Part Number: DNP-210-4004

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Denso Oxygen Sensors 234-4004

Oxygen Sensor, OE Style, Heated, Thread-In Mounting, Chrysler, Dodge, Eagle, Jeep, Plymouth, Each

Part Number: DNP-234-4004

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

NTK Oxygen Sensors 23023

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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All Balls Racing End Cover Starter Buttons 79-4004

Starter Button, End Cover, Push Button Actuation Style, Momentary, Aluminum, Black, Harley-Davidson®, Each

Part Number: ALB-79-4004

Not Yet Reviewed

Estimated Ship Date: Apr 17, 2026 if ordered today

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Estimated Ship Date: Apr 17, 2026 if ordered today

United Pacific Toggle Switch Extensions 40048

Switch Cover, Toggle Extension, Long, Pointed Top, Chrome Plastic, Peterbilt, Set of 4

Part Number: UPD-40048

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

ARC-Auto Rod Controls Electrical Switch Kits 4004RPM

4 Switch Pro Mod System with Lighted Kill Button, Roll Bar Mount, Black Faceplate, Carbon Fiber Finish

Part Number: ARC-4004RPM

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

ARC-Auto Rod Controls Electrical Switch Panels 4004PM-SR

4 Switch Roll Bar Mount Black Faceplate,w/Backlit Kill Switch in Carbon Fiber Finish - SWITCH PANEL ONLY

Part Number: ARC-4004PM-SR

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

ARC-Auto Rod Controls Electrical Switch Kits 4004R-ECU

4 Switch Flat Touch Roll Bar Mount, Black Faceplate with Nightglow, Carbon Fiber Finish with 4 additional externally ground triggered relays

Part Number: ARC-4004R-ECU

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

ARC Flat Touch Switch Panels 4004D

Switch Panel, Flat Touch, Dash Mount, 4-switch, Aluminum, Carbon Fiber Finish, Kit

Part Number: ARC-4004D

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

ARC-Auto Rod Controls Electrical Switch Kits 4004SR

4 Switch Roll Bar Mount Black Faceplate, Carbon Fiber Finish SWITCH PANEL ONLY

Part Number: ARC-4004SR

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

ARC-Auto Rod Controls Electrical Switch Kits 4004R

4 Switch Overhead Control Module, Carbon Fiber Finish, Black Faceplate with Nightglow

Part Number: ARC-4004R

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

ARC-Auto Rod Controls Electrical Switch Kits 4004RPM-ECU

4 Switch Pro Mod System with Lighted Kill Button, Roll Bar Mount, Black Faceplate, Carbon Fiber Finish with 4 adittional Ground triggered relays

Part Number: ARC-4004RPM-ECU

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

ARC-Auto Rod Controls Electrical Switch Panels 4004PM-SD

4 Switch Dash Mount Black Faceplate,w/Backlit Kill Switch in Carbon Fiber Finish - SWITCH PANEL ONLY

Part Number: ARC-4004PM-SD

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

ARC-Auto Rod Controls Electrical Switch Kits 4004D-ECU

4 Switch Flat Touch Dash Mount, Black Faceplate with Nightglow, Carbon Fiber Finish with 4 additional externally ground triggered relays

Part Number: ARC-4004D-ECU

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

United Pacific Toggle Switch Extensions 40042

Switch Cover, Toggle Extension, Long, with Crystal Diamond, Red, Chrome Aluminum, Freightliner, Each

Part Number: UPD-40042

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

United Pacific Toggle Switch Extensions 40042P

Switch Cover, Toggle Extension, Long, with Crystal Diamond, Red, Chrome Aluminum, Freightliner, Pair

Part Number: UPD-40042P

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

United Pacific Toggle Switch Extensions 40043P

Switch Cover, Toggle Extension, Long, with Crystal Diamond, Clear, Chrome Aluminum, Freightliner, Pair

Part Number: UPD-40043P

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

United Pacific Toggle Switch Extensions 40041

Switch Cover, Toggle Extension, Long, with Crystal Diamond, Purple, Chrome Aluminum, Freightliner, Each

Part Number: UPD-40041

Not Yet Reviewed

Estimated Ship Date: Apr 23, 2026 if ordered today

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Estimated Ship Date: Apr 23, 2026 if ordered today

United Pacific Toggle Switch Extensions 40043

Switch Cover, Toggle Extension, Long, with Crystal Diamond, Clear, Chrome Aluminum, Freightliner, Each

Part Number: UPD-40043

Not Yet Reviewed

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

ARC-Auto Rod Controls Electrical Switch Kits 4004SD

4 Switch Dash Mount Black Faceplate, Carbon Fiber Finish SWITCH PANEL ONLY

Part Number: ARC-4004SD

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

ARC-Auto Rod Controls Electrical Switch Kits 4004RPMP-ECU

4 Switch Pro Mod System with Lighted Kill Button, Roll Bar Mount, Oil Pressure Shutdown Black Faceplate, Carbon Fiber Finish, 4 Ground trigger relays

Part Number: ARC-4004RPMP-ECU

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Quicksilver Alternators and Generators 400-46022

Alternator 12-volt, 55 amp for use on various Pleasurecraft and Crusader marine engines.

Part Number: QSV-8M6007464

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

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