1998 GMC Ignitions & Electrical - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

ACDelco Replacement Throttle Position Sensors 88864359

Throttle Position Sensor, Replacement, Each

Part Number: ADO-213-4668

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Summit Racing™ 86 Series 8mm 300 Ohm Ignition Wires SUM-867834

Spark Plug Wires, 86 Series, 8mm, 300 Ohm, Blue, 90 Degree Spark Plug Boots, Chevy / GMC Trucks, Vortec Flat Cap, SBC, V8, Set

Part Number: SUM-867834

4.48 out of 5 stars ( 42 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

ACCEL C-Cut Performance Spark Plugs 8198

Spark Plugs, Shorty, Tapered Seat, 14mm Thread, .460 in. Reach, Projected, Resistor, Set of 8

Part Number: ACC-8198

4.81 out of 5 stars ( 27 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

ACCEL Performance Spark Plugs P526S

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

Part Number: ACC-P526S

4.44 out of 5 stars ( 27 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

ACDelco GM Genuine Parts Engine Coolant Temperature Sensors 15326386

Sensor, Coolant Temperature, 3/8 in. NPT Thread, Brass, Natural, Each

Part Number: ADO-213-928

4.69 out of 5 stars ( 32 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

ACCEL Performance Spark Plugs 0574S-4

Spark Plug, Shorty, Tapered Seat, 14mm Thread, .460 in. Reach, Projected Tip, Resistor, Set of 4

Part Number: ACC-0574S-4

4.56 out of 5 stars ( 25 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Denso Oxygen Sensors 234-4012

Oxygen Sensor, OE Style, Heated, Thread-In Mounting, for use on Acura®, Buick, Cadillac, Chevrolet, Daewoo, GMC, Honda®, Oldsmobile, Pontiac, Each

Part Number: DNP-234-4012

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

ACDelco Replacement Turn Signal/Combination Switches 19107008

Switch, Replacement, Turn Signal/Combination, Plastic, White, Each

Part Number: ADO-D6262D

4.5 out of 5 stars ( 22 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Summit Racing™ 86 Series 8mm 300 Ohm Ignition Wires SUM-867650

Summit Racing™ 86 Series 8mm 300 Ohm Ignition Wires SUM-867650

Spark Plug Wires, 86 Series, 8mm, 300 Ohm, Blue, Chevy / GMC, Vortec Flat Cap, 4.3L, V6, Set

Part Number: SUM-867650

4.5 out of 5 stars ( 26 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Summit Racing™ 86 Series 8mm 300 Ohm Ignition Wires SUM-867834R

Spark Plug Wires, 86 Series, 8mm, 300 Ohm, Red, 90 Degree Spark Plug Boots, Chevy / GMC Trucks, Vortec Flat Cap, SBC, V8, Set

Part Number: SUM-867834R

4.54 out of 5 stars ( 26 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Standard Motor T-Series OE Replacement Horns HN16T

Horn, OE Replacement, Low Tone, Each

Part Number: SMP-HN16T

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

ACDelco Wiring Connectors 88987993

Wire Connectors, Female Type, Gray, Buick, Cadillac, Chevrolet, Geo, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Saturn, Suzuki, Each

Part Number: ADO-PT1798

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Bosch Premium Original Equipment-Type Oxygen Sensors 13444

Oxygen Sensor, OE Replacement, Each

Part Number: BCH-13444

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Davis Unified Ignition Cap and Rotor Kits 36200BL

Cap & Rotor, Blue, Male/HEI, Brass Terminals, Screw-Down, GM V6, Kit

Part Number: DUI-36200BL

4.2 out of 5 stars ( 20 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Bosch Premium Original Equipment-Type Oxygen Sensors 15703

Oxygen Sensor, OE Replacement, Each

Part Number: BCH-15703

4.95 out of 5 stars ( 22 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Summit Racing™ High-Output Ignition Coils SUM-850503

Ignition Coil, High Output, E-Core, Square, Epoxy, Black, 48,000 V, GM, Isuzu, Each

Part Number: SUM-850503

4.5 out of 5 stars ( 36 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Denso Oxygen Sensors 234-4018

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

Part Number: DNP-234-4018

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Standard Motor Throttle Position Sensors TH149

Throttle Position Sensor, OEM Replacement, Chevy, GMC/Oldsmobile, Pontiac, Each

Part Number: SMP-TH149

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

ACDelco GM Genuine Parts Distributor Caps 19166099

Distributor Cap, Thermoplastic, Black, Aluminum Terminals, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac

Part Number: ADO-D303A

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

Standard Motor Intake Air Temperature Sensors AX1

Sensor, Intake Air Temperature, Buick, Cadillac, Chevy, GMC, Oldsmobile, Isuzu, Pontiac, Geo, Each

Part Number: SMP-AX1

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

ACDelco Vehicle Speed Sensors 24203876

Vehicle Speed Sensor, Buick, Chevrolet, GMC, Each

Part Number: ADO-24203876

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

ACCEL C-Cut Performance Spark Plugs 8196

Spark Plug, C-Cut Electrode, Tapered, 14mm Thread .708 in. Reach, Projected, Resistor, Set of 8

Part Number: ACC-8196

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

ACDelco GM Genuine Parts Oxygen Sensors 19355306

Oxygen Sensor, 4-wire, Thread-in, 0-1 V, Cadillac, Chevy, GMC, Each

Part Number: ADO-AFS106

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

ACDelco Wiring Connectors 13585316

Wiring Pigtails, Replacement, Female Wire Connector Type, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Saturn, Suzuki, Each

Part Number: ADO-PT2782

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026

ACDelco Computer Mounting Brackets 15995679

Bracket, Computer Mounting, Black, Stock Replacement, Chevrolet, GMC, Oldsmobile, Each

Part Number: ADO-15995679

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 1/12/2026

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Estimated Ship Date: Monday 1/12/2026