GMC SIERRA 2500 HD Ignitions & Electrical - Free Shipping on Orders Over $109 at Summit Racing

ATP Automatic Transmission Wiring Harnesses JE-36

Automatic Transmission Wiring Harnesses, Replacement, Chevrolet, GMC, Hummer, Each

Part Number: ATP-JE-36

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Powermaster High-Amp Alternators 38237

Powermaster High-Amp Alternators 38237

Alternator, High-Amp, GM AD244 Case, 220 amps, 12 V, Serpentine Pulley, Offset Mount, Chrome, Internal Regulator, Chevrolet, GMC, Each

Part Number: PWM-38237

Not Yet Reviewed

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Taylor 409 Pro Race Spiro-Wound 10.4mm Spark Plug Wires 79005

Spark Plug Wires, 409 Pro Race, Spiro-Wound, 10.4mm, Black, Straight Boots, Cadillac/Chevy/GMC, 5.3/6.0L, V8

Part Number: TAY-79005

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Powermaster XS Volt Alternators 4824783

Alternators and Generators, XS Volt, GM AD230 Case Style, 165 amps, Under Drive Serpentine Pulley, Cadillac, Chevy, GMC, Small Block LS, Each

Part Number: PWM-4824783

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

MechMan Elite Series Billet Alternators B14019400PU

Alternator, Elite Series, 12 V, 400 amps, Purple Anodized, Serpentine Pulley, Cadillac, Chevy, GMC, Each

Part Number: MEH-B14019400PU

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Fleece Performance Wiring Pigtails FPE-HAR-MU-PT-5

Wiring Pigtail, Transmission Speed, Coolant Temp, Brake Fluid Level, Washer Fluid Level, Chevy, GMC, Dodge, Ram, Each

Part Number: FLE-S0429

Not Yet Reviewed

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JET Dynamic Spectrum Tuners 14007

Computer Tuner, Dynamic Spectrum Tuners, Chevy, GM, Each

Part Number: JET-14007

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Standard Motor Wiring Connectors S-551

Wiring Pigtails, 4-pin, Male, Black, for use on Acura®, for use on Honda®, Buick, Cadillac, Chevy, Chrysler, GMC, Isuzu, Jeep, Pontiac, Toyota, Each

Part Number: SMP-S551

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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ACDelco GM Genuine Parts Individual Spark Plug Wires 12731653

Wire, Spark Plug Wire, 7.00mm, Black Wire, Buick, Cadillac, Chevrolet, GMC, Hummer, Truck.

Part Number: ADO-357D

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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MechMan Elite Series Billet Alternators B8206400RD

Alternators and Generators, Elite Series Billet Alternators, 12 V, 400 amps, Red, Anodized, Buick, Cadillac, Chevrolet, GMC, Hummer, Each

Part Number: MEH-B8206400RD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

Moroso Mag-Tune Spark Plug Wires 9643M

Spark Plug Wires, Mag-Tune, Assembled, Spiral Core, Black, 7.0mm, Chevy, GMC, Small Block LS, Set

Part Number: MOR-9643M

Not Yet Reviewed

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Moroso Ultra 40 Unsleeved Custom-Fit Wire Sets 73681

Spark Plug Wires, Ultra 40, Spiral Core, 8.65mm, Red, 180 Degree Boots, Chevy, Pontiac, 5.7L, Set

Part Number: MOR-73681

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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40 amps Standard Motor Relay RY-242

Relay, 40 Amp, 12 V, Buick, Cadillac, Chevy, Chrysler, Dodge, Eagle, Geo, GMC, Hummer, Jeep, for Nissan, Oldsmobile, Pontiac, Porsche, Saab, Each

Part Number: SMP-RY242

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Taylor ThunderVolt 8.2mm Spark Plug Wire Sets 86246

Wire, ThunderVolt, Spiral Core, 8.2mm, Red, Coil Pack, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab

Part Number: TAY-86246

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Taylor ThunderVolt 8.2mm Spark Plug Wire Sets 84644

Spark Plug Wires, ThunderVolt, Spiro-Wound, 8.2mm, Blue, Cadillac, Chevy, Pontiac, LS1/LS6, Set

Part Number: TAY-84644

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Edge Pulsar V3 with Edge Insight CTS3 22602-3

Computer Programmer, Pulsar V3 Insight with CTS3 Programmer, 2017-2019 L5P 6.6L Duramax, Kit

Part Number: EGE-22602-3

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Edge EvoHT2 Programmers 26402

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Standard Motor Wiring Connectors S2904

Wiring Connector and Pigtail, Pigtail Connector Style, 12 To 18-gauge, 4-pin, Male, White, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Saturn, Each

Part Number: SMP-S2904

Not Yet Reviewed

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ACDelco Starters 89017844

Starter, Full Size, Standard Rotation, Cadillac, Chevy, GMC, Hummer, Each

Part Number: ADO-323-1637

Not Yet Reviewed

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Standard Motor Nitrogen Oxide Sensors NOX005

Nitrogen Oxide Sensor, Downstream, Chevrolet, GMC, 6.6L Diesel, Each

Part Number: SMP-NOX005

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Edge Juice Modules with Attitude CTS3 Programmers 21501-3

Computer Programmer, Juice Module with Attitude CTS3 Programmer, Chevy, GMC, 6.6L Diesel, LLY, Kit

Part Number: EGE-21501-3

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

Standard Motor Wiring Connectors S-614

Wiring Pigtails, 2-pin, Female, Black, Buick, Cadillac, Chevy, Geo, GMC, Oldsmobile, Pontiac, Each

Part Number: SMP-S614

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Powermaster Street Alternators 582473

Alternator, Street, 165 Amps, Black Powdercoated Finish, Under Drive Serpentine Pulley, Cadillac, Chevy, GMC, Each

Part Number: PWM-582473

Not Yet Reviewed

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Taylor 409 Pro Race Spiro-Wound 10.4mm Spark Plug Wires 79006

Wire, 409 Pro Race, Spiral Core, 10.4mm, Black, Coil Pack, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab

Part Number: TAY-79006

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Holstein Parts Oil Pressure Switches 2OPS0031

Oil Pressure Switch, Replacement, Plastic/Diecast, Black/Silver, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Each

Part Number: HLN-2OPS0031

Not Yet Reviewed

Estimated Ship Date: Feb 5, 2026 if ordered today

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Estimated Ship Date: Feb 5, 2026 if ordered today

Beck/Arnley Engine Coolant Temperature Sensors 158-0536

Coolant Temperature Sensor, Each

Part Number: BCK-158-0536

Not Yet Reviewed

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