2003 CHEVROLET SILVERADO-2500-HD Ignitions & Electrical

Ambient Light Sensor

Part Number: SMP-EFL172

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Ignition Coils, High Performance, Direct Replacement, Round, Epoxy, Black, Chevy, LS, Each

Part Number: DFR-DFC1004

Not Yet Reviewed

Estimated Ship Date: Dec 29, 2025 if ordered today

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Magnetic Crankshaft Position Sensor

Part Number: RNB-917-797

Not Yet Reviewed

Estimated Ship Date: Today

Wiring Pigtail, Barometric Pressure Sensor Connector, Cam Position Connector, Crankshaft Position Connector, MAP Sensor Connector, Chevy, GMC, Each

Part Number: FLE-S0444

Not Yet Reviewed

Estimated Ship Date: Today

Wiring Pigtails, Wiring Connectors, Buick, Cadillac, Chevy, GMC, Hummer, Oldsmobile, Pontiac, Saab, Saturn, Workhorse, Workhorse Custom Chassis, Each

Part Number: RNB-645-785

Not Yet Reviewed

Estimated Ship Date: Today

EM- Door Ajar Warning Cn

Part Number: SMP-S-1256

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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SENSOR, SPD INPUT & OUTPUT

Part Number: NAL-24203876

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

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ABS Speed Sensor, T-Series, Chevrolet, GMC, Hummer, Each

Part Number: SMP-ALS3077T

Not Yet Reviewed

Estimated Ship Date: Nov 25, 2025 if ordered today

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Multi-Function Relay

Part Number: SMP-RY-1757

Not Yet Reviewed

Estimated Ship Date: Today

Engine Coolant Temperature Sensor, TEMPERATURE-SENSOR 6PT

Part Number: HLA-009107271

Not Yet Reviewed

Estimated Ship Date: Dec 31, 2025 if ordered today

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Stud, Ignition Coil Mounting Bracket Mounting Stud, Chevy, Small Block, LS, Each

Part Number: NAL-12554211

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

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KEY ASM-DR LK & IGN LK (UNCODED)

Part Number: NAL-23372321

Not Yet Reviewed

Estimated Ship Date: Today

HVAC Pressure Switch

Part Number: UAC-SW11212C

Not Yet Reviewed

Estimated Ship Date: Nov 21, 2025 if ordered today

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Spark Plug, Double Platinum, Tapered, 14mm Thread, .708 in. Reach, Resistor, Each

Part Number: CPN-7015

Not Yet Reviewed

Estimated Ship Date: Today

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

• Free Shipping

Spark Plug Wire Sets, OE Replacement, Silicone, 7mm, Cadillac, Chevrolet, GMC, LS, V8, Set

Part Number: SMP-7873

Not Yet Reviewed

Estimated Ship Date: Today

Switch, Fog Lamp, Plastic, Black, Cadillac, Each

Part Number: SMP-CBS1426

Not Yet Reviewed

Estimated Ship Date: Today

WIRES

Part Number: GRN-28-1629HTY

Not Yet Reviewed

Estimated Ship Date: Today

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WIRES

Part Number: GRN-28-1629HTYB

Not Yet Reviewed

Estimated Ship Date: Today

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Oxygen Sensor, Universal, Heated, Thread-In Mounting, Each

Part Number: DNP-234-4212

Not Yet Reviewed

Estimated Ship Date: Today

Relay

Part Number: SMP-RY601

Not Yet Reviewed

Estimated Ship Date: Today

Fuel Vapor Pressure Sensor, Replacement, Buick, Cadillac, Chevy, GMC, Oldsmobile, Hummer, Pontiac, Each

Part Number: SMP-AS302

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Switch - Dimmer

Part Number: SMP-CBS1148

Not Yet Reviewed

Estimated Ship Date: Today

Power Seat Switch, OEM Style, Plastic, Black, Cadillac, Chevrolet, GMC, Each

Part Number: SMP-PSW21

Not Yet Reviewed

Estimated Ship Date: Today

Computer Chip/Module, Stage 1, Chevy, GMC, SUV/Pickup, Each

Part Number: JET-20307

Not Yet Reviewed

Estimated Ship Date: Today

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