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

Standard Motor T-Series Neutral and Backup Safety Switches NS85T

Neutral Safety and Backup Light Switch, T-Series, Cadillac, Chevrolet, GMC, Isuzu, Oldsmobile, Each

Part Number: SMP-NS85T

Not Yet Reviewed

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Dorman Vehicle Control Modules 609-211

Reman Trans Ctrl Mod

Part Number: RNB-609-211

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

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Estimated Ship Date: Feb 17, 2026 if ordered today

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 )

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Taylor Street Thunder Spark Plug Wire Sets 51044

Spark Plug Wires, StreeThunder, Spiro-Wound, 8mm, Black, Straight Boots, Chevy, Small Block, Set

Part Number: TAY-51044

4.47 out of 5 stars ( 15 )

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Denso Oxygen Sensors 234-4651

Oxygen Sensor, OE Style, Heated, Thread-In Mounting, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, Saturn, Each

Part Number: DNP-234-4651

5.0 out of 5 stars ( 2 )

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Taylor Street Thunder Spark Plug Wire Sets 53005

Spark Plug Wires, StreeThunder, Spiro-Wound, 8mm, Black, Stock Boots, Chevy, Small Block, Set

Part Number: TAY-53005

4.73 out of 5 stars ( 15 )

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Dorman Crankshaft Position Sensors 917-754

Crankshaft Position Sensor, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Saab, Each

Part Number: RNB-917-754

Not Yet Reviewed

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NTK Oxygen Sensors 21549

Oxygen Sensor, 4-Wire, 0-1 V, Front, Cadillac, Chevy, GMC, 6.0/8.1L, V8, Each

Part Number: NGK-21549

5.0 out of 5 stars ( 3 )

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ACDelco Crankshaft Position Sensors 12669636

Crankshaft Position Sensors, Replacement, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-12669636

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Interstate Mega-Tron Plus Automotive Batteries MTP-78

Battery, Mega-Tron, 12 V, Starting, 800 Cold Cranking Amps, Side Posts, Each

Part Number: ISB-MTP-78

4.8 out of 5 stars ( 10 )

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In Store Purchase Only

Pacer Performance LED Modules 20-702

Modules, LED, Each

Part Number: PPP-20-702

4.91 out of 5 stars ( 11 )

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ACDelco Replacement Relays 13500114

Relay, Multi Purpose, High Power, General, 8386, Each

Part Number: ADO-13500114

5.0 out of 5 stars ( 1 )

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ACCEL Super Coils 140043K-8

Ignition Coils, Super, Coil Pack Style, Female/Socket, Epoxy, Black, Square, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Set of 8

Part Number: ACC-140043K-8

5.0 out of 5 stars ( 1 )

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Edelbrock Max-Fire Ultra-Spark 50 Spark Plug Wire Sets 22715

Edelbrock Max-Fire Ultra-Spark 50 Spark Plug Wire Sets 22715

Spark Plug Wires, 8.5mm, Red, Short 9 in. Length, Set

Part Number: EDL-22715

4.0 out of 5 stars ( 8 )

Estimated Ship Date: Feb 26, 2026 if ordered today

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Estimated Ship Date: Feb 26, 2026 if ordered today

ACDelco Alternators 22781131

Alternators, GM AD244 Case Style, 12 V, 145 amps, Internal Regulator, Serpentine Pulley, Chevrolet, Each

Part Number: ADO-22781131

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PerTronix Flame-Thrower Spark Plug Wire Sets 808224

SPARK PLUG WIRE SETS, PerTronix 808224 Flame-Thrower Spark Plug Wires 8 cyl 8mm 45 Degree Boots Black

Part Number: PNX-808224

3.2 out of 5 stars ( 5 )

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Champion Copper Plus Spark Plugs 401

Spark Plug, RS12YC, Copper Plus, Tapered Seat, 14mm Thread, .708 in. Reach, Projected Tip, Resistor, Each

Part Number: CPN-401

4.5 out of 5 stars ( 4 )

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Standard Motor Glow Plug Controllers RY1866

Glow Plug Controller, Duramax Diesel V8, Each

Part Number: SMP-RY1866

Not Yet Reviewed

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Pacific Performance Engineering Standard Xcelerator Tuners 111020000

Computer Programmer, Standard Xcelerator Tuner, Chevy, GMC, 6.6L Duramax Diesel, Each

Part Number: PPE-111020000

3.67 out of 5 stars ( 3 )

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Pacific Performance Engineering Economy Xcelerator Tuners 1110100

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Denso Oxygen Sensors 234-4256

Oxygen Sensor, OE Style, Heated, Thread-In Mounting, Cadillac, Chevrolet, GMC, Each

Part Number: DNP-234-4256

4.5 out of 5 stars ( 2 )

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Summit Racing™ Idle Air Control Valve and Throttle Position Sensor Bolt Kits SUM-921100

Replacement Component, IAC/TPS Mounting Hardware, Stainless, GM LS Engines, Each

Part Number: SUM-921100

5.0 out of 5 stars ( 7 )

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Superchips Flashpaq Tuners 2847

Computer Programmer, Flashpaq, Cadillac, Chevy, GMC, Each

Part Number: SRC-2847

3.0 out of 5 stars ( 2 )

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ACDelco GM Genuine Parts Manifold Absolute Pressure Sensors 25203477

Map Sensor, OE Replacement, 4 Bar, Buick, Cadillac, Chevrolet, GMC, Each

Part Number: ADO-25203477

5.0 out of 5 stars ( 2 )

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FAST XR Series Ignition Coils 30387-8

Ignition Coils, XR Series, Black, 50,000 Volts Max, V8, Round Truck Style, LS, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Set of 8

Part Number: FST-30387-8

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

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

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Champion Copper Plus Spark Plugs 13

Spark Plug, RS14YC6, Copper Plus, 14mm Thread, .708 in. Reach, Resistor, Each

Part Number: CPN-13

4.5 out of 5 stars ( 4 )

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