GMC SIERRA 3500 HD Ignitions & Electrical

Spark Plug, IZTR5B11, Laser Iridium, 14mm Thread, 0.708 in. Reach, Tapered Seat, 5/8 in. Hex, Each

Part Number: NGK-1465

4.84 out of 5 stars ( 25 )

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

Spark Plug, Iridium IX, Tapered Seat, 14mm Thread, .984 in. Reach, Resistor, Each

Part Number: NGK-4344

5.0 out of 5 stars ( 6 )

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

Sensor, Coolant Temperature, Brass, Natural, Each

Part Number: ADO-213-4514

4.94 out of 5 stars ( 16 )

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

Knock Sensor, GM, Each

Part Number: ADO-213-1576

4.58 out of 5 stars ( 12 )

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

Spark Plugs, Ruthenium HX, Platinum, Resistor, 14mm Thread Size, 0.708 in. Reach, Tapered Seat, Each

Part Number: NGK-94567

5.0 out of 5 stars ( 9 )

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

Brake Pad Wear Sensors, Electronic, Chevrolet, GMC, Each

Part Number: PWR-SW-1218

Not Yet Reviewed

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

Spark Plug, Laser Iridium, Tapered Seat, 14mm Thread Size, 25mm Reach, Resistor, Each

Part Number: NGK-91418

5.0 out of 5 stars ( 3 )

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

Spark Plugs, Ruthenium HX, Platinum, Resistor, 14mm Thread Size, 25mm Reach, Tapered Seat, Each

Part Number: NGK-90220

5.0 out of 5 stars ( 5 )

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

Starter Bolts, Steel, Zinc, Long Bolts, Chevrolet, LS, Pair

Part Number: MRG-60941MRG

5.0 out of 5 stars ( 1 )

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

Spark Plug Wire, Single, Assembled, 7mm, Spiral Core, Gray, 9.840 in. Length, Each

Part Number: ADO-12716289

5.0 out of 5 stars ( 1 )

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

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

Part Number: ADO-PT2974

5.0 out of 5 stars ( 1 )

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

Spark Plug, Iridium, Iridium, 14mm Thread, 0.689 in. Reach, Tapered Seat, 5/8 in. Wrench Size, Each

Part Number: CPN-9405

5.0 out of 5 stars ( 6 )

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

• $25 Summit Bucks

Coolant Temperature Sensor, Each

Part Number: SMP-TX89

5.0 out of 5 stars ( 3 )

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

Modules, LED, Each

Part Number: PPP-20-702

4.91 out of 5 stars ( 11 )

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

Temperature Sender/Switch, OEM Replacement, for use on Acura®, Asuna, GM, Honda®, Isuzu, Jeep, Each

Part Number: SMP-TX3

3.89 out of 5 stars ( 9 )

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

Wiring Pigtails, 3-pin, Male, Black, for use on Acura®, Chevy, Chrysler, Ford, GMC, International, Isuzu, Mitsubishi, Saab, Saturn, Suzuki, Each

Part Number: SMP-HP4440

5.0 out of 5 stars ( 1 )

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

Throttle Body Replacement Components, LS Idle Air Control Valve and Throttle Position Sensor Bolt Kits, Mounting Hardware, Chevrolet, GMC, LS, Kit

Part Number: ICB-551722

3.5 out of 5 stars ( 2 )

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

Ground Strap, Body Electrical, 17.490 in. Length, Cadillac, Chevrolet, GMC, Truck, Each

Part Number: ADO-15179982

5.0 out of 5 stars ( 2 )

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

Relay, Multi Purpose, High Power, General, 8386, Each

Part Number: ADO-13500114

5.0 out of 5 stars ( 1 )

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

Wiring Pigtails, Wiring Connectors, 2-pin, Female, 18-gauge, Black, Ford, Lincoln, Mercury, Each

Part Number: RNB-645-215

5.0 out of 5 stars ( 2 )

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

Relays, Replacement, 35 amps, 12 V, 5 Blade Terminals, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Saturn, Suzuki, Each

Part Number: ADO-D1780C

5.0 out of 5 stars ( 2 )

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

Computer Programmer Accessory, Micro USB Cable, Replacement, iTSX, Livewire TS+, X4, Each

Part Number: SCL-4520

Not Yet Reviewed

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

Spark Plug, Double Iridium, Projected, 8 Heat Range, 25mm Reach, Tapered Seat, Cadillac, Chevy, GMC, Each

Part Number: BCH-96307

Not Yet Reviewed

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

Wiring Pigtails, 2-pin, Male, Black, for use on Acura®, Buick, Cadillac, Chevy, Chrysler, Ford, GMC, Lincoln, Mercury, Mitsubishi, Olds, Pontiac, Each

Part Number: SMP-HP3840

5.0 out of 5 stars ( 2 )

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

Coolant Temperature Sensor, Replacement, for use on Honda®, AM General, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Jeep, Olds, Pontiac, Each

Part Number: SMP-TX3K

Not Yet Reviewed

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