GMC SIERRA 2500 HD CLASSIC Ignitions & Electrical

Coolant Temperature Sensor, OEM, Brass, Natural, Buick, Cadillac, Chevy, GMC, Pontiac, Saab, Saturn, Each

Part Number: DFP-TS10076

5.0 out of 5 stars ( 2 )

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

• $15 Summit Bucks

Mass Airflow Sensor, Electronics, Chevy, GMC, Each

Part Number: ADO-213-4115

5.0 out of 5 stars ( 2 )

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

• Free Shipping

Oxygen Sensor, 4-wire, Thread-in, Cadillac, Chevy, GMC, Hummer, Each

Part Number: ADO-213-1161

5.0 out of 5 stars ( 3 )

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

Wiring Connector, GM 19368859, Cadillac, CTS, Gray Plastic, Each

Part Number: ADO-PT3846

5.0 out of 5 stars ( 3 )

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

Economy Xcelerator, 3 Tunes. Chevy, GMC, Each

Part Number: PPE-1110100

Not Yet Reviewed

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

• Free Shipping

Alternator, Internal Regulator, 12 V, 145 amps, Natural Finish, Serpentine Pulley, Each

Part Number: SUM-810347

3.8 out of 5 stars ( 5 )

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

• Free Shipping

Computer Programmer, Gas Evolution CS2, Cadillac, Chevy, Dodge, Ford, GMC, Hummer, Isuzu, Lincoln, Each

Part Number: EGE-85350

3.93 out of 5 stars ( 14 )

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

• Free Shipping

Spark Plug Wires, Street / Strip Series, 8mm, 300 Ohm, Blue, 9" Leads, OEM Spark Plug Boots With Heat Shields Installed, LS, V8, Set

Part Number: SUM-867828WS

Not Yet Reviewed

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

Spark Plug, Resistor, Iridium Tip, Copper Core, 14mm Thread Size, 0.708 in. Reach, Tapered Seat, Each

Part Number: ATL-XP5245

3.0 out of 5 stars ( 1 )

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

Wire Connectors, Internal Harness and Viton® O-ring Seal for Allison LCT and GM 4T65-E Transmissions, 20-pin, Gray, 2-piece, Each

Part Number: FLE-S0483

4.0 out of 5 stars ( 1 )

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

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

Spark Plug Wires, Race Series, 8.5mm, Black, 50 Ohm, 12" Leads, OEM Spark Plug Boots That Accept Heat Shields, LS, V8, Set

Part Number: SUM-887830

4.13 out of 5 stars ( 30 )

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

Starter, Stock Style, Standard Rotation, Black/Natural, Chevy, GMC, Each

Part Number: ADO-337-1123

5.0 out of 5 stars ( 2 )

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

• Free Shipping

Sensor, Coolant Temperature, Each

Part Number: ADO-15-51107

5.0 out of 5 stars ( 4 )

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

Spark Plug Wires, ThunderVolt, Spiro-Wound, 8.2mm, Red, 180 Degree Boots, Cadillac/Chevy, Pontiac, LS, Set

Part Number: TAY-84244

4.72 out of 5 stars ( 18 )

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

NTK Engine Crankshaft Position Sensor

Part Number: NGK-EH0157

Not Yet Reviewed

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

Sensor, MAP, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Hummer, Isuzu, Saab, Saturn, Each

Part Number: DFP-PS10000

5.0 out of 5 stars ( 1 )

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

• $15 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

Starter Bolts, Steel, Zinc, Long and Short Bolts, Chevy, LS, Set of 3

Part Number: MRG-60942MRG

2.0 out of 5 stars ( 2 )

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

Coil Covers, Aluminum, Matte Black Powdercoated with Ball Milled Grooves, Chevy, LS, With Oil Fill Cutout, Pair

Part Number: EMS-MS109-04HL

2.67 out of 5 stars ( 3 )

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

• Free Shipping

Spark Plug Wires, Street / Strip Series, 8mm, 300 Ohm, Red, 12" Leads, OEM Spark Plug Boots With Heat Shields Installed, LS, V8, Set

Part Number: SUM-867830RWS

Not Yet Reviewed

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

Spark Plug Wires, StreeThunder, Spiro-Wound, 8mm, Black, Straight Boots, Chevy, Small Block, Set

Part Number: TAY-51044

4.47 out of 5 stars ( 15 )

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

• $25 Summit Bucks