GMC SIERRA 2500 HD Ignitions & Electrical

Alternator, AD244 Style, 2 Pin Regulator, 220 Amps, Offset 2 Inch Pulley, Chrome Finish, Serpentine, Cadillac, Chevy, GMC, Each

Part Number: PWM-38302

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Estimated Ship Date: Dec 26, 2025 if ordered today

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Mass Air Meter, Plastic, Black, Cadillac, Chevy, GMC, Each

Part Number: JET-69109

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Computer Programmer, Max Energy, Buick, Chevy, Pontiac, GMC, Each

Part Number: HYP-32500

4.0 out of 5 stars ( 36 )

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Spark Plug Wire Sets, Assembled, Solid Core, Black Ceramic Boots, Red, 8.00mm Diameter, 10 in. Length, Cadillac, Chevrolet, GMC, Hummer, V8, Set

Part Number: GRN-28-1545-CBR

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Estimated Ship Date: Dec 31, 2025 if ordered today

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Ignition Coil, SCORCHER High-Performance, Coil Pack Style, Female/Socket, Square, Blue, Cadillac, Chevy, GMC, Set of 8

Part Number: AFE-77-92003-MD

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Estimated Ship Date: Today

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Ignition Coil, Flame-Thrower, Coil Pack, Epoxy Construction, Black, Square, Chevy, GMC, Set of 8

Part Number: PNX-30818

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Ignition Coils, XR Series, Black, 50,000 Volts Max, V8, LS, Cadillac, Chevy, GMC, Pontiac, Set of 8

Part Number: FST-30386-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 6, 2026 if ordered today

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Alternator, 180 Amp, Internal Regulator, 4-Pin, Polished, GM, Each

Part Number: PWM-28237

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Estimated Ship Date: Today

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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

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Estimated Ship Date: Feb 6, 2026 if ordered today

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Nitrogen Oxide Sensors, GM Genuine Parts, Upstream, Chevrolet, GMC, 6.6L Diesel, Each

Part Number: ADO-12718742

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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• $20 Summit Bucks

Computer Modules, Throttle Response Enhancer, Plug-n-Play, Module, Wiring Harness, Adjustable Dial, Chevy, GMC, 2.7L, 5.3L, 6.2L, Kit

Part Number: KNN-20-1000

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Estimated Ship Date: Today

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Computer Programmer, Max Energy Spectrum, California Edition, Chevy, Chrysler, Ford, GMC, Each

Part Number: HYP-3050

5.0 out of 5 stars ( 1 )

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

Part Number: PPE-111020000

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Perfomance Meters, Juice, CS2/CTS2 to CTS3, Upgrade, Monitor, Window Mount, Update Cable, Diesel, Kit

Part Number: EGE-83601-3

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Estimated Ship Date: Tomorrow if ordered today

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Spark Plug Wire Sets, Assembled, Solid Core, Black Ceramic Boots, Black, 8.00mm Diameter, 10 in. Length, Cadillac, Chevrolet, GMC, Hummer, V8, Set

Part Number: GRN-28-1545-CBB

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Spark Plug Wires, Coil-Near-Plug, Red, GM, LS, Set

Part Number: GRN-28-1629HTRB

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 29, 2025 if ordered today

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Computer Programmer, Max Energy Power Programmer, Cadillac, Chevy, GMC, Each

Part Number: HYP-32501

4.26 out of 5 stars ( 46 )

Estimated Ship Date: Dec 17, 2025 if ordered today

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

Part Number: ADO-22781131

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Estimated Ship Date: Today

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• $20 Summit Bucks

Throttle Response Enhancer, PedalMonster, Molex MX64, 6 Way, Stand Alone, Mobile Phone App, Each

Part Number: GBE-64315

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Glow Plug Controller, Duramax Diesel V8, Each

Part Number: SMP-RY1866

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Estimated Ship Date: Dec 22, 2025 if ordered today

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

Part Number: PWM-5824783

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Estimated Ship Date: Tomorrow if ordered today

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Ignition Coils, Flame-Thrower, Coil Pack Style, Epoxy, Female/Socket, Square, Black, 35,000 V, Buick, Cadillac, Chevy, GMC, Hummer, LS, Set of 8

Part Number: PNX-30848

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Spark Plug Wire Sets, Assembled, Solid Core, Black Ceramic Boots, Blue, 8.00mm Diameter, 10 in. Length, Cadillac, Chevrolet, GMC, Hummer, V8, Set

Part Number: GRN-28-1545-CBBL

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Computer Programmer, Diesel Evolution CS2, Chevy, Dodge, Ford, GMC, Ram, Each

Part Number: EGE-85300

4.2 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Ignition Coils, MOD Series, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac Saab, Set of 8

Part Number: NGK-49471

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Estimated Ship Date: Today

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