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

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: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Lingenfelter Performance Engineering Mass Airflow Sensors L480000000

Mass Airflow Sensors, 100.00mm I.D., Aluminum, Black, Electronics, Chevy, Cadillac, GMC, Hummer, Pontiac, Kit

Part Number: LPE-L480000000

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Denso Iridium Long Life Spark Plugs 5090

Spark Plugs, Iridium Long Life, Tapered Seat, 14mm Thread, 18mm Reach, Resistor, Each

Part Number: DNP-5090

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Standard Motor OE Replacement Horns HN-18

Horn, OE Replacement, Low Tone, 12 V, for use on Acura®, for use on Honda®, AMC, Audi, BMW, Chevy, Chrysler, Dodge, Ford, Geo, GMC, Jaguar, Yugo, Each

Part Number: SMP-HN18

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco Replacement Switches 84254254

Electrical Switches, ACDelco Replacement Switches, Transfer Case Switch, Chevy, GMC, Each

Part Number: ADO-84254254

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Dorman Impact Sensors 590-225

Impact Sensor, Chevy, GMC, Radiator Support, Each

Part Number: RNB-590-225

Not Yet Reviewed

Estimated Ship Date: Feb 26, 2026 if ordered today

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Estimated Ship Date: Feb 26, 2026 if ordered today

Edelbrock Max-Fire Ultra-Spark 50 Spark Plug Wire Sets 22717

Spark Plug Wires, Max-Fire Ultra-Spark 50, Spiral Core, 50 ohms, 8.5mm, Red, Trucks, Buick, Cadillac, Chevy, GMC, Hummer, Saab, Small Block LS, Set

Part Number: EDL-22717

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Edge Gas Evolution CS2 Programmers 85350

Computer Programmer, Gas Evolution CS2, Cadillac, Chevy, Dodge, Ford, GMC, Hummer, Isuzu, Lincoln, Each

Part Number: EGE-85350

3.93 out of 5 stars ( 14 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

MechMan Elite Series Billet Alternators B8302400RD

2005 - 2009, -Cadillac-Escalade-6.0L-2005 - 2009 2007 - 2013, -Cadillac-Escalade-6.2L-2007 - 2013 2005 - 2013, -Chevrolet-Avalanche-All Engines-2005

Part Number: MEH-B8302400RD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Bosch Double Platinum Spark Plugs 8104

Spark Plug, Double Platinum, Tapered Seat, 14mm Thread, 17.5mm Reach, Resistor, Each

Part Number: BCH-8104

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco Replacement Wiring Harness Connectors 88988963

Wiring Harness Connector, Replacement, OEM Type, Male, 2-pin, Black, Buick, Cadillac, Chevy, GMC, Pontiac, Saturn, Suzuki, Each

Part Number: ADO-PT2183

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

NTK Oxygen Sensors 21555

Oxygen Sensor, 4-Wire, 0-1 V, Chevy, GMC, 6.0, 7.0, 8.1L, Each

Part Number: NGK-21555

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Summit Racing™ High-Output Ignition Coils SUM-850501-1R

Ignition Coils, Coil Pack, D585 Style, Epoxy, Round, Red, LS, V8, Chevy, Cadillac, GMC, Buick, Hummer, Isuzu, Each

Part Number: SUM-850501-1R

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco GM Genuine Parts Ground Straps and Cables 15179982

Ground Strap, Body Electrical, 17.490 in. Length, Cadillac, Chevrolet, GMC, Truck, Each

Part Number: ADO-15179982

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Summit Racing™ 145 Amp Alternator for Chevy, Buick, GMC, Cadillac SUM-810347

Alternator, Internal Regulator, 12 V, 145 amps, Natural Finish, Serpentine Pulley, Each

Part Number: SUM-810347

3.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

JBA Performance Exhaust Oxygen Sensor Extension Harness Sets 6502W

Oxygen Sensor Harnesses, Oxygen Sensor Extension Harness Sets, 36.00 in. Length, Buick, Cadillac, Chevy, GMC, Isuzu, Olds, Pontiac, Saab, Saturn, Each

Part Number: JBA-6502W

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Summit Racing™ Ceramic Ignition Wire Sets SUM-881111

Spark Plug Wires, Black Ceramic, Spiral Core, 8mm, Black, 135 Degree Boots, GM, LS, Set

Part Number: SUM-881111

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Dorman Starter Mounting Bolts 72004

Starter Mounting Bolt, Flanged Hex Head, Steel, Zinc Color, 5.00 in. Underhead Length, Buick, Cadillac, Chevy, GMC, Hummer, Olds, Pontiac, Saab, Each

Part Number: RNB-72004

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Granatelli Motor Sports Spark Plug Wires 28-1629HTBB

Granatelli Motor Sports Spark Plug Wires 28-1629HTBB

Spark Plug Wire Sets, Assembled, Solid Core, Black, 8.00mm Diameter, Cadillac, Chevrolet, GMC, Hummer, Pontiac, V8, Set

Part Number: GRN-28-1629HTBB

Not Yet Reviewed

Estimated Ship Date: Mar 4, 2026 if ordered today

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Estimated Ship Date: Mar 4, 2026 if ordered today

Powermaster High-Amp Alternators 482373

Alternator, IGM AD244, Internal Regulator, 220 Amp, Under Drive Pulley, Natural, Cadillac, Chevy, GMC, Pontiac, Each

Part Number: PWM-482373

Not Yet Reviewed

Estimated Ship Date: Feb 9, 2026 if ordered today

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Estimated Ship Date: Feb 9, 2026 if ordered today

Standard Motor T-Series Knock Sensors KS116T

Knock Sensor, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Each

Part Number: SMP-KS116T

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

ACDelco ABS Control Modules 84256781

ABS Control Modules, ACDelco ABS Control Modules, Electronic Brake Control Module Assembly, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-84256781

Not Yet Reviewed

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Standard Motor Headlight and Dash Light Dimmer Switches DS-876

Headlight Switch, OEM Replacement, Chevy, GMC, Each

Part Number: SMP-DS876

3.88 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Summit Racing™ High-Output Ignition Coils SUM-850504-1R

Ignition Coils, Coil Pack, Epoxy, Square, Red, LS, V8, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Each

Part Number: SUM-850504-1R

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/9/2026

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Estimated Ship Date: Monday 2/9/2026

Granatelli Motor Sports Spark Plug Wires 28-1545HTYB

Spark Plug Wire Sets, Assembled, Solid Core, Black Boots, Yellow Wires, 8.00mm Diameter, Cadillac, Chevrolet, GMC, 6.2L Gen V, Set

Part Number: GRN-28-1545-HTYB

Not Yet Reviewed

Estimated Ship Date: Mar 3, 2026 if ordered today

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Estimated Ship Date: Mar 3, 2026 if ordered today