2003 GMC SIERRA 1500 Ignition Components Ignitions & Electrical

Dragon Fire Performance Ignition Coils DFC1004-8

Ignition Coils, High Performance, Direct Replacement, Round, Epoxy, Black, Chevy, LS, Set of 8

Part Number: DFR-DFC1004-8

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Summit Racing™ Volt Max X-TREME Spark Plug Wire/Cap and Rotor Kits SUM-867650CR

Ignition Tune-Up Kit, Chevy, GMC, Truck, Van, SUV, 4.3L V6, Kit

Part Number: SUM-867650CR

4.5 out of 5 stars ( 10 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

ACDelco Gold Ignition Control Modules 19435467

Ignition Module, Professional, Buick, Cadillac, Chevy, GMC, Isuzu, Oldsmobile, Pontiac, Each

Part Number: ADO-19435467

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

MSD Multiple Spark Coils and Coil Kits 8285

Ignition Coil, MSC II Coil Pack, D580 Style, Epoxy, Square, Red, GM LS1/LS6, Each

Part Number: MSD-8285

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Wiring Specialties Pro Series Coil Pack Harnesses WPVRTCPH

Wiring Specialties Pro Series Coil Pack Harnesses WPVRTCPH

Ignition Coil Wiring Harness, Pro Series, Vortec/LQ Style Coils, Pair

Part Number: WRS-WPVRTCPH

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Professional Products LSX High Performance Coil Packs 30500

Ignition Coil, LSX High Performance, Epoxy, Square, Red, GM LS1/LS6, Set of 8

Part Number: PFS-30500

3.56 out of 5 stars ( 9 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Summit Racing™ Vortec Distributors SUM-850097

Distributor, Aluminum, Magnetic Pickup, Electronic Advance, Chevy, 4.3L, V6, Vortec, Each

Part Number: SUM-850097

4.76 out of 5 stars ( 66 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Delphi Distributors CZ20007

Distributor, Replacement, Computer-controlled Compatible, Female/Socket, Magnetic Trigger, Crab Cap, Chevrolet, GMC, Oldsmobile, 4.3L, Each

Part Number: DFP-CZ20007

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

ACDelco Ignition Coil Wiring Harnesses 12601824

Ignition Coil Wiring Harness, Each

Part Number: ADO-356G

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Cardone New Distributors 84-1639

Distributor, Select New, OE Replacement, Chevy, GMC, Isuzu, Oldsmobile, 4.3L, Each

Part Number: AAZ-84-1639

4.9 out of 5 stars ( 10 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Granatelli Motor Sports Ignition Coils 28-1629SL-R

Ignition Coil Connector, Coil-Near-Plug

Part Number: GRN-28-1629SL-R

Not Yet Reviewed

Estimated Ship Date: May 14, 2026 if ordered today

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Estimated Ship Date: May 14, 2026 if ordered today