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Ignitions & Electrical

Automotive Ignition & Electrical Supplies

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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...

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 and ready to ship.

Showing All Items, Including Not in Stock Items That Match "UM-21"

Individual Parts

Results 1 - 24 of 24

Switch - Marine

Part Number: SMP-UM21

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Battery, Performance Series, BCI 96, 12 V, Deep Cycle/Starting, 600 Cold Cranking Amps, Top Post, Each

Part Number: ODY-96R600

5.0 out of 5 stars ( 7 )

Cannot be shipped Internationally

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Cannot be shipped Internationally

Spark Plug, Iridium IX, Gasket Seat, 14mm Thread, .750 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-6637

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Wiring Pigtail, Headlight, Low Beam, Female, 3-pin, Each

Part Number: ADO-LS144

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Spark Plug, RN9YC, Copper Plus, 14mm Thread, .750 in. Reach, Projected Tip, Resistor, Each

Part Number: CPN-415

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Spark Plug, N9YC, Copper Plus, 14mm Thread, .750 in. Reach, Non-Resistor, Small Engine, Each

Part Number: CPN-300

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Wiring Pigtails, 3-pin, Female, Black, for use on Honda®, for Hyundai, for Nissan, AMC, BMW, Chevy, Chrysler, Ford, Saab, Toyota, Volvo, Each

Part Number: SMP-S526

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Spark Plug, Copper Core, Resistor, 14mm x 1.25, Gasket Seat, 0.750 in, Reach, Each

Part Number: ATL-63

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Spark Plug, G-Power Platinum, Gasket Seat, 14mm Thread, .750 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-7084

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Wiring Pigtails, 2-pin, Female, Black, for use on Honda®, for Hyundai, for Nissan, BMW, Cadillac, Chevy, Chrysler, Ford, Jeep, Toyota, Volvo, Each

Part Number: SMP-S529

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Spark Plug, Conventional Resistor, Nickel Alloy Tip, Gasket Seat, 14mm Thread, Chevy, Ford, Plymouth, Volvo

Part Number: ADO-R42XLS

Not Yet Reviewed

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Sender, Engine Coolant, Stock Replacement, Each

Part Number: SMP-TS59

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Battery, Performance Series, BCI 96R, 12 V, Deep Cycle/Starting, 600 Cold Cranking Amps, Top Post, Each

Part Number: ODY-ODP-AGM-96R

Not Yet Reviewed

Cannot be shipped Internationally if ordered today

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Cannot be shipped Internationally if ordered today

Spark Plug, Iridium, Gasket Seat, 14mm Thread, .750 in. Reach, Projected Tip, Resistor, Each

Part Number: CPN-9804

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Spark Plug, Iridium TT, IW20TT, 14mm Thread, 19.00mm Reach, Gasket Seat, Universal, Each

Part Number: DNP-4709

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

This product may not be eligible for select promotional offers

USE AUP 4263

Part Number: CPN-415-1

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 2026 if ordered today

USE AUP XS4162

Part Number: CPN-7415

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Wiring Pigtails, Female, for use on Acura®, BMW, Chevy, Chrysler, Ford, GMC, International, Isuzu, Jeep, Mitsubishi, Saab, Suzuki, Toyota, Volvo, Each

Part Number: SMP-HP4450

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Batteries, S4 Quality Performance Battery, Starting, BCI Group 42, 12 V, 585 Cranking Amps, 475 Cold Cranking Amps, Wet Cell, Top Terminals, Each

Part Number: BCH-S4-42

Not Yet Reviewed

if ordered today

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if ordered today

In Store Purchase Only

Spark Plug, Platinum TT, PW20TT, 14mm Thread, 19.00mm Reach, Gasket Seat, Universal, Each

Part Number: DNP-4502

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

This product may not be eligible for select promotional offers

Batteries, S4 Quality Performance Battery, Starting, BCI Group 42, 12 V, 715 Cranking Amps, 580 Cold Cranking Amps, Wet Cell, Top Terminals, Each

Part Number: BCH-S4-4258R

Not Yet Reviewed

if ordered today

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if ordered today

In Store Purchase Only

Spark Plug, U-Groove, W20EXR-U, 14mm Thread, 19.00mm Reach, Gasket Seat, Universal, Each

Part Number: DNP-3066

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

This product may not be eligible for select promotional offers

Temperature Sender With Gauge

Part Number: SNN-1TS1275

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Batteries, S3 Value Performance Battery, Starting, BCI Group 42, 12 V, 615 Cranking Amps, 500 Cold Cranking Amps, Wet Cell, Top Terminals, Each

Part Number: BCH-S3-4258R

Not Yet Reviewed

if ordered today

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if ordered today

In Store Purchase Only

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