2003 CADILLAC Ignitions & Electrical

Bosch Coolant Temperature Sensors 281002170

Coolant Temperature Sensors, Alfa Romeo, Cadillac, Chevrolet, GMC, Each

Part Number: BCH-0281002170

Not Yet Reviewed

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Dorman Power Window Switches 920-022

Door Window Switch, Master Window Switch Assembly - 8 Button

Part Number: RNB-920-022

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Standard Motor Wiring Connectors S-550

Wiring Pigtails, 1-pin, Female, Gray, for use on Acura®, for use on Honda®, AM General, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Each

Part Number: SMP-S550

5.0 out of 5 stars ( 1 )

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Dorman Battery Terminal Guards 60300

Battery Terminal Guards, Rubber, Red, Black, Top, Side Posts, Set of 4

Part Number: RNB-60300

5.0 out of 5 stars ( 1 )

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Bosch Relays 0986AH0115

Relays, Buick, Cadillac, Chevrolet, GMC, Pontiac, Each

Part Number: BCH-0986AH0115

5.0 out of 5 stars ( 1 )

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ACDelco GM Genuine Parts Brake Pedal Position Sensors 25799118

Brake Pedal Position Sensor, Buick, Chevrolet, GMC, Each

Part Number: ADO-25799118

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Delphi Oxygen Sensors ES20094

Oxygen Sensor, 4-wire, Thread-in, 0-1 V, Buick, Cadillac, Chevy, GMC, Pontiac, Hummer, Isuzu, Saab, Each

Part Number: DFP-ES20094

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Nitrous Express NX Accessory Power Switch Panels 15772

Nitrous Express NX Accessory Power Switch Panels 15772

Electrical Switch Panels, NX Accessory Power, 4 Switches, Rocker, Aluminum, Black, Dash Mount, Replaces 4WD Switch, Cadillac, Chevy, GMC, Each

Part Number: NEX-15772

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

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Estimated Ship Date: Apr 28, 2026 if ordered today

Standard Motor Wiring Connectors S-1038

Wiring Pigtails, Female, for Hyundai, for Kia, for Nissan, BMW, Buick, Cadillac, Chevy, Chrysler, GMC, Jeep, Pontiac, Saturn, Subaru, Volvo, Each

Part Number: SMP-S1038

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Granatelli Motor Sports GM High Performance Coil Near Plug Wire Sets 28-1811-CBR

Spark Plug Wire Sets, Assembled, Solid Core, Black Ceramic Boots, Red, 8.00mm Diameter, 8 in. Length, LS, V8, Set

Part Number: GRN-28-1811-CBR

Not Yet Reviewed

Estimated Ship Date: May 7, 2026 if ordered today

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Estimated Ship Date: May 7, 2026 if ordered today

Taylor ThunderVolt 8.2mm Spark Plug Wire Sets 82005

Spark Plug Wires, ThunderVolt, Spiro-Wound, 8.2mm, Black, Straight Boots, Buick, Chevy, GMC, 4.8/5.3/6.0L, Set

Part Number: TAY-82005

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Apr 30, 2026 if ordered today

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Estimated Ship Date: Apr 30, 2026 if ordered today

Holstein Parts Knock Sensors 2KNC0025

Sensor, Ignition Knock Sensor, Replacement, Each

Part Number: HLN-2KNC0025

Not Yet Reviewed

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Dorman Accelerator Pedal Position Sensors 699-102

Accelerator Pedal Position Sensor, Replacement, GM/Hummer, Pickup/SUV, Each

Part Number: RNB-699-102

5.0 out of 5 stars ( 1 )

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ATP Automatic Transmission Speed Sensors CE-12

Vehicle Speed Sensors, Auto Trans Speed Sensor, Avanti, Buick, Cadillac, Chevy, Each

Part Number: ATP-CE-12

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

Granatelli Motor Sports Ignition System Combo Kits 28-1629KIT

Ignition System Combo Kit, Ignition Coils, Blue Spark Plug Wires, 8mm Wire Diameter, Buick, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Kit

Part Number: GRN-28-1629KIT

Not Yet Reviewed

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Beck/Arnley Crankshaft Position Sensors 180-0563

Crankshaft Position Sensors, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: BCK-180-0563

1.0 out of 5 stars ( 1 )

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Standard Motor Wiring Connectors S-524

Wiring Pigtails, 2-pin, Male, Black, for use on Honda®, for Hyundai, for Nissan, BMW, Chevy, Chrysler, Dodge, Ford, GMC, Saab, Toyota, Volvo, Each

Part Number: SMP-S524

Not Yet Reviewed

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ACDelco GM Genuine Parts A/C Clutch Cycle Switches 89040362

Switch, A/C Clutch Cylcle, Stock Replacement, Buick, Cadillac, Chevrolet, GMC, Truck, Each

Part Number: ADO-15-50156

Not Yet Reviewed

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ACDelco Gold Platinum Spark Plugs 19308036

Spark Plug, Professional, Platinum Tip, Gasket Seat, 14mm Thread, Resistor, Each

Part Number: ADO-41-806

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PerTronix Flame-Thrower Spark Plug Wire Sets 808429

Spark Plug Wires, Flame-Thrower, Spiral Core, 8mm, Red, 135 Degree Boots, GM, LS, V8, Set

Part Number: PNX-808429

Not Yet Reviewed

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Moroso Ultra 40 Unsleeved Custom-Fit Wire Sets 73703

Spark Plug Wires, Ultra 40, Spiral Core, 7.0mm, Black, 180 Degree Boots, Chevy, Set

Part Number: MOR-73703

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

MechMan Elite Series Billet Alternators B8206370RD

Alternator, E Series, 12 V, 370 amps, Billet Aluminum, Red Anodized, Serpentine, Buick, Cadillac, Chevy, GMC, Hummer, Oldsmobile, Each

Part Number: MEH-B8206370RD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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ATP Automatic Transmission Wiring Harnesses JE-24

Automatic Transmission Wiring Harnesses, Replacement, Avanti, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Each

Part Number: ATP-JE-24

Not Yet Reviewed

Estimated Ship Date: Apr 29, 2026 if ordered today

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Estimated Ship Date: Apr 29, 2026 if ordered today

NGK Laser Iridium Spark Plugs ITR5H13

USE NIP 4713

Part Number: NGK-97287

Not Yet Reviewed

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Nitrous Express Nitrous Solenoid Mounting Brackets 15768

Nitrous Oxide Solenoid Mounting Bracket, Aluminum, Black, Designed To Mount On Top of GM LS Series Intake Manifolds, Chevrolet, Pontiac, Each

Part Number: NEX-15768

Not Yet Reviewed

Estimated Ship Date: Apr 28, 2026 if ordered today

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Estimated Ship Date: Apr 28, 2026 if ordered today