2003 CHEVROLET SILVERADO-2500-HD Ignitions & Electrical

Crankshaft Position Sensor, T-Series, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: SMP-PC278T

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

240 Amp H.O. Racing Alternator

Part Number: MEH-8237240B

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

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

Part Number: ATL-APP5245

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Battery, Mega-Tron, 12 V, Starting, 800 Cold Cranking Amps, Side Posts, Each

Part Number: ISB-MTP-78

4.8 out of 5 stars ( 10 )

• Core Charge $18.00
• Restricted
• Free Shipping

Spark Plug Wire Sets, Street Fire, Assembled, Coil Pack Terminal Ends, Spiral Core, Black, 8.00mm Diameter, Chevrolet, GMC, 4.8L, 5.3L, 6.0L, Set

Part Number: MSD-5574

4.57 out of 5 stars ( 23 )

Estimated Ship Date: Monday 11/10/2025

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 11/10/2025

Spark Plug Wires, 409 Pro Race, Spiro-Wound, 10.4mm, Blue, Stock Boots, Chevy, GMC, 4.8/5.3/6.0L, V8, Set

Part Number: TAY-79605

4.85 out of 5 stars ( 27 )

Estimated Ship Date: Monday 11/10/2025

Alternators and Generators, Elite Series Billet Alternators, 12 V, 400 amps, Red, Anodized, Buick, Cadillac, Chevrolet, GMC, Hummer, Each

Part Number: MEH-B8206400RD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 25, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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 11/10/2025

Starter, Protorque, Mini, 1.9 HP, 5 Position Mount, Chevy, Small Block Gen III/IV LS Based Engines, Each

Part Number: CVS-5414

3.45 out of 5 stars ( 11 )

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

Oxygen Sensor, 4-wire, Thread-in, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Saturn, Each

Part Number: ADO-213-3867

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Ignition Coil, Coil Pack Style, Female/Socket, Square, Each

Part Number: NGK-49081

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Spark Plug Wire Set, High Performance, 10mm Diameter, Coil Pack, Silicone Boot, Black, Spiral Core, 30 ohms/ft., Gray Wire, Chevy, Small Block, Set

Part Number: SCW-CH-LS-T-3

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

Ignition Coils, Coil Pack, D585 Style, Epoxy, Round, Black, LS, V8, Chevy, Cadillac, GMC, Buick, Hummer, Isuzu, Each

Part Number: SUM-850501-1B

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Knock Sensor, Replacement, Wiring Harness, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Kit

Part Number: SMP-KS116K

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

Power Window Switch, Master Switch, 8 Buttons, Black/Brown, Plastic, Illuminated, Cadillac, Chevy, GMC, Each

Part Number: RNB-901-075

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

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 11/10/2025

Ignition Coil, Blaster OEM Replacement, Buick, Cadillac, Chevy, GMC, Hummer, 4.8, 5.3, 6.0, 8.1L, Each

Part Number: MSD-8264

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/10/2025

Ignition Coil, Blaster OEM Replacement, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, 4.8, 5.3, 6.0L, Each

Part Number: MSD-8263

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/10/2025

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 11/10/2025

Spark Plug Wires, 8.5mm, Red, Short 9 in. Length, Set

Part Number: EDL-22715

4.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 11/10/2025

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

Part Number: MEH-8237240

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

Sensor, Camshaft Position Sensor, Replacement, Each

Part Number: HLN-2CAM0181

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

Spark Plugs, Iridium Long Life, Tapered Seat, 14mm Thread, 18mm Reach, Resistor, Each

Part Number: DNP-5090

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Spark Plug Wires, Blue Streak Performance Street, Assembled, Spiral Core, 8.5mm, Black, Set

Part Number: SMP-10026

3.5 out of 5 stars ( 6 )

Estimated Ship Date: Monday 11/10/2025