GMC SIERRA 2500 HD Ignitions & Electrical - Free Shipping on Orders Over $109 at Summit Racing

ACDelco GM Genuine Parts Nitrogen Oxide Sensors 19330002

Nitrogen Oxide Sensors, GM Genuine Parts, Upstream, Chevrolet, GMC, 6.6L Diesel, Each

Part Number: ADO-19330002

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Granatelli Motor Sports Spark Plug Wires 28-1629S-R

Granatelli Motor Sports Spark Plug Wires 28-1629S-R

Spark Plug Wire Sets, Assembled, Solid Core, Black Boots, Red Wires, 8.00mm Diameter, Cadillac, Chevrolet, GMC, Hummer, Pontiac, V8, Set

Part Number: GRN-28-1629S-R

Not Yet Reviewed

Estimated Ship Date: Dec 30, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 30, 2025 if ordered today

Fleece Performance Wiring Pigtails FPE-HAR-MU-PT-5

Wiring Pigtail, Transmission Speed, Coolant Temp, Brake Fluid Level, Washer Fluid Level, Chevy, GMC, Dodge, Ram, Each

Part Number: FLE-S0429

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Granatelli Motor Sports Spark Plug Wires 28-1629HTBB

Spark Plug Wire Sets, Assembled, Solid Core, Black, 8.00mm Diameter, Cadillac, Chevrolet, GMC, Hummer, Pontiac, V8, Set

Part Number: GRN-28-1629HTBB

Not Yet Reviewed

Estimated Ship Date: Dec 30, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 30, 2025 if ordered today

MechMan High-Output Racing Alternators 8237320B

Alternator, Internal Regulator, 320 Amp, Black, Chevy, GMC, Each

Part Number: MEH-8237320B

Not Yet Reviewed

Estimated Ship Date: Dec 19, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 19, 2025 if ordered today

Standard Motor Wiring Connectors S2904

Wiring Connector and Pigtail, Pigtail Connector Style, 12 To 18-gauge, 4-pin, Male, White, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Saturn, Each

Part Number: SMP-S2904

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Astemo Mass Air Flow Sensors MAF0120

Air Flow Sensor

Part Number: HTA-MAF0120

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Granatelli Motor Sports Spark Plug Wires 28-1811S

Spark Plug Wires, 8mm, Blue, OEM Boots, Chevy, Small Block, LS2, Set

Part Number: GRN-28-1811S

5.0 out of 5 stars ( 14 )

Estimated Ship Date: Dec 30, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 30, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Dragon Fire High Performance Series Spark Plug Wire Sets PWJ256

4.5 out of 5 stars ( 16 )

Estimated Ship Date: Today

...Loading

40 amps Standard Motor Relay RY-242

Relay, 40 Amp, 12 V, Buick, Cadillac, Chevy, Chrysler, Dodge, Eagle, Geo, GMC, Hummer, Jeep, for Nissan, Oldsmobile, Pontiac, Porsche, Saab, Each

Part Number: SMP-RY242

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

ACDelco Spark Plug Wire Sets 19417606

Spark Plug Wire Sets, Assembled, RFI Suppression, Black, Cadillac, Chevrolet, GMC, Hummer, Set

Part Number: ADO-19417606

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Chevrolet Performance Replacement Horns 84594588

Horn, Replacement, High Note, 12 V, Buick, Cadillac, Chevy, GMC, Kit

Part Number: NAL-84594588

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

ACDelco GM Genuine Parts Individual Spark Plug Wires 12731653

Wire, Spark Plug Wire, 7.00mm, Black Wire, Buick, Cadillac, Chevrolet, GMC, Hummer, Truck.

Part Number: ADO-357D

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Standard Motor Flex Fuel Sensors FFS3

Flex Fuel Sensor, Buick, Cadillac, Chevrolet, GMC, Each

Part Number: SMP-FFS3

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Denso Iridium Power Spark Plugs 5325

Spark Plug, Iridium Power, IT16, 14mm Thread, 18.00mm Reach, Tapered Seat, Universal, Each

Part Number: DNP-5325

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

ACDelco GM Genuine Parts Glow Plug Controller Modules 12652113

Glow Plug Controllers, Replacement, Chevrolet, GMC, 6.6L Diesel, Each

Part Number: ADO-12652113

Not Yet Reviewed

Estimated Ship Date: Jan 5, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 5, 2026 if ordered today

Professional Products LSX High Performance Coil Packs 30603

Ignition Coil, LSX High Performance Coil Pack, Buick, Cadillac, Chevy, GMC, Hummer, 4.8, 5.3, 6.0, 8.1L, Each

Part Number: PFS-30603

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Dorman Transmission Range Sensors 511-102

Transmission Range Sensor, Chevy, GMC, Workhorse, Workhorse Custom Chassis, Allison 1000, Each

Part Number: RNB-511-102

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

TCI Racing Starters 351119

Starter, Mini, Black/Natural, 3.73:1 Gear Reduction Ratio, 12.0:1 Maximum Compression, 2.5 hp, LS, Chevy, Each

Part Number: TCI-351119

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

...Loading

Estimated Ship Date: Jan 12, 2026 if ordered today

Dorman Accelerator Pedal Position Sensors 699-102

Accelerator Pedal Position Sensor, Replacement, GM/Hummer, Pickup/SUV, Each

Part Number: RNB-699-102

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

MechMan S Series Billet Racing Alternators B8206170M

Alternator, for aftermarket Bracket Setups, -Motor swaps- for aftermarket Bracket Setups LS truck-suv, -Motor swaps-LS truck\-suv

Part Number: MEH-B8206170M

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

...Loading

Estimated Ship Date: Tomorrow if ordered today

Taylor 409 Pro Race Spiro-Wound 10.4mm Spark Plug Wires 79006

Wire, 409 Pro Race, Spiral Core, 10.4mm, Black, Coil Pack, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab

Part Number: TAY-79006

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

ACDelco Wiring Harnesses 19257603

Wiring Harness, Vapor Canister Vent Solenoid Harness, Use with 20907779 in place of 20948082, Cadillac, Chevy, GMC, Hummer, Isuzu, Suzuki, Each

Part Number: ADO-19257603

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

ACDelco GM Genuine Parts Oxygen Sensors 12670253

Oxygen Sensor, Thread-in, Chevy, GMC, Each

Part Number: ADO-12670253

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Edge Evolution CTS3 Programmers 85453-K

Computer Programmers, Evolution, CTS3, 5 in. Touch Screen, Monitor, Wiring Harness, Performance Tuning, Gas, Chevy, GMC, 6.6L, Kit

Part Number: EGE-85453-K

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

...Loading

Estimated Ship Date: Dec 15, 2025 if ordered today

Standard Motor Coolant Temperature Sensors TX89T

Sensor, Coolant Temperature, Brass, Natural, Chevrolet, Pontiac. Buick, Saturn, Each

Part Number: SMP-TX89T

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today