GMC Ignitions & Electrical

Spark Plug, J12YC, Copper Plus, Gasket Seat, 14mm Thread, .380 in. Reach, Non-Resistor, Each,

Part Number: CPN-10

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

• $25 Summit Bucks

Relay, 12 V, 10/20 amps, Single Pole, Spade Terminals, Each

Part Number: BCH-0332201107

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Wiring Pigtails, Replacement, Female Wire Connector Type, Buick, Cadillac, Chevrolet, GMC, International, Oldsmobile, Pontiac, Each

Part Number: ADO-LS244

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Relay, 30 Amp, 12V, 5 Male Terminals, Each

Part Number: SMP-RY116

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Sending Unit, Temperature, 3/8 in. NPT, Each

Part Number: SMP-TX3T

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Spark Plug, Professional, Iridium Tip, Tapered Seat, 14mm Thread, Resistor, Each

Part Number: ADO-41-988

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Battery Hold Down, Clamp Style, Steel, Black, Chevrolet, GMC, Each

Part Number: AMD-X341-4067

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Distributor Rotor, Brass Contact Terminal, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: ADO-D447

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Spark Plug, RS12YC, Copper Plus, Tapered Seat, 14mm Thread, .708 in. Reach, Projected Tip, Resistor, Each

Part Number: CPN-401

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

• $25 Summit Bucks

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

Part Number: ADO-41-905

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Spark Plug, Standard Series, Gasket Seat, 14mm Thread, 0.750 in. Reach, Resistor, Each

Part Number: NGK-4006

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Wiring Harness Adapter, GM 10SI Wiring to CS121, CS130, CS144 Alternator, w/out Alt Warn Light - GM 12102921 1988-95, Each

Part Number: PCO-5327PT

5.0 out of 5 stars ( 12 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Spark Plug, Iridium Tip, Tapered Seat, 14mm Thread, Resistor, Each

Part Number: ADO-41-103

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Wiring Pigtail, Coolant Temperature Sensor, Each

Part Number: SMP-TX3A

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Spark Plug, RN9YC, Copper Plus, 14mm Thread, .750 in. Reach, Projected Tip, Resistor, Each

Part Number: CPN-415

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

• $25 Summit Bucks

Spark Plug, RV17YC, Copper Plus, 14mm Thread, .460 in. Reach, Resistor, Each

Part Number: CPN-25

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

• $25 Summit Bucks

Spark Plug Wire Retainer, Loom, Plastic, Black, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: NAL-12132272

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Wiring Pigtails, 2-pin, Female, Black, for Hyundai, for Kia, Cadillac, Chevy, Chrysler, Dodge, Ford, Mazda, Mercury, Subaru, Volkswagen, Volvo, Each

Part Number: SMP-S824

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Knock Sensor Grommet / Seal, Gen III LS Valley Cover, 2 Req'd per engine, Sold each

Part Number: RNB-42003

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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

Part Number: ADO-41-950

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Spark Plug, RJ18YC, Copper Plus, 14mm Thread, .375 in. Reach, Projected Tip, Resistor, Each

Part Number: CPN-58

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

• $25 Summit Bucks

Spark Plug, Copper Plus, 14mm Thread Size, 0.375 in. Reach, 8 Heat Range, Each

Part Number: CPN-841

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

• $25 Summit Bucks

Spark Plug, Copper Core, Gasket Seat, 14mm Thread, 0.750 in. Reach, Resistor, Each

Part Number: ATL-403

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Spark Plug, Platinum Power, Tapered Seat, 14mm Thread, 1.00 in. Reach, Resistor, Buick, Cadillac, Chevrolet, Chrysler, Dodge, GMC, Jeep, Each

Part Number: CPN-3570

5.0 out of 5 stars ( 13 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

• $25 Summit Bucks

Spark Plug, Copper, 14mm Thread, 0.708 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: ADO-R44LTSM6

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air