2003 CHEVROLET SILVERADO 2500 HD Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options

Cloyes Race Billet True Z-Racing Roller Timing Sets 9-3658TX3Z

Cloyes Race Billet True Z-Racing Roller Timing Sets 9-3658TX3Z

Timing Set, Single Roller Chain, Billet Steel Sprockets, Chevy, 5.7L LS, 6.0L LS, Set

Part Number: CLO-9-3658TX3Z

4.5 out of 5 stars ( 2 )

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Dorman Oil Pan Drain Plugs 090-053.1

Oil Drain Plug Pilot Point M14-1.50, Head Size 16Mm

Part Number: RNB-090-053-1

Not Yet Reviewed

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Fram Tough Guard Oil Filters TG3506

Oil Filter, Tough Guard, 13/16 in.-16 Thread, ONE

Part Number: FRM-TG3506

5.0 out of 5 stars ( 1 )

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Cloyes Replacement Timing Chains 9-131-10

Replacement Timing Chain, True Roller, Chevy, Pontiac, 0.010 in. Reduced Center, Each

Part Number: CLO-9-131-10

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

Cloyes Hex-A-Just Timing Sets 9-3159AZ

Engine Timing Set, High Performance Timing Set

Part Number: CLO-9-3159AZ

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

Hastings Piston Ring Sets 4860030

Piston Rings, Phosphate Coated, 4.030 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-4860030

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Earl's Performance Cylinder Head Bolt Kits TBS-001ERL

Cylinder Head Fasteners, Cylinder Head Bolt Kits, 12-point Head, Chromoly, Black, Flat Washers, Chevrolet, 4.8L LS, 5.3L LS, 5.7L LS, 6.0L LS, Kit

Part Number: EAR-TBS-001ERL

Not Yet Reviewed

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Melling Replacement Valve Locks VL-300

Valve Lock, Replacement, Stock Style, 1-groove, Stainless Steel, Each

Part Number: MEL-VL-300

Not Yet Reviewed

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Sealed Power A-Series Rod Bearings 3190A 20

Rod Bearing, A-Series, 0.020 in. Crankshaft Undersize, Bi Metal, Chevy, GMC, Big Block, Each

Part Number: SLP-3190A20

Not Yet Reviewed

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Fram Extra Guard Oil Filters PH9100

Oil Filter, Extra Guard, Chevy, GMC/Hummer, Pickup/SUV/Van, 6.6L Duramax Diesel, Each

Part Number: FRM-PH9100

Not Yet Reviewed

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ACDelco V-Ribbed Serpentine Belts 19163506

Accessory Belts, V-Ribbed Serpentine Belts, 6-rib, 136.50 in. Length, Chevrolet, GMC, Each

Part Number: ADO-K061360HD

Not Yet Reviewed

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Sealed Power CP-Series Rod Bearings 2555CP 1

Rod Bearing, 0.001 in. Crankshaft Undersize, Tri Metal, AM General, Avanti, Buick, Chevy, GMC, Hummer, Oldsmobile, L6, V8

Part Number: SLP-2555CP1

5.0 out of 5 stars ( 2 )

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Pioneer Automotive Timing Covers 500323RSH

TIMING COVER

Part Number: PIO-500323RSH

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Continental Accu-Drive Tensioners 49275

Belt Tensioner, Accu-Drive, Chevy, GMC, Hummer, Isuzu, Pickup, SUV, Van, Each

Part Number: CEL-49275

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Dayco No Slack Tensioner Pulleys 89009

4.25 out of 5 stars ( 7 )

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Sealed Power Oil Pump Driveshaft Locking Sleeves 224-43343

Oil Pump Shaft Guide, Nylon, Chevy, V6/V8, Each

Part Number: SLP-224-43343

5.0 out of 5 stars ( 2 )

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ACDelco Oil Filter Bypass Valves 12684294

Oil Bypass Valves, Replacement, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Saab, Each

Part Number: ADO-12684294

Not Yet Reviewed

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Dualoy Pistons 7218D.1.0MM

Dualoy Piston GM Duramax 6.6L (V8) 2001-05 Reduced Compression Height 7208D

Part Number: UEM-7218D10MM

Not Yet Reviewed

Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

Dualoy Pistons 7218D.5MM

Dualoy Piston GM Duramax 6.6L (V8) 2001-05 Reduced Compression Height 7208D

Part Number: UEM-7218D5MM

Not Yet Reviewed

Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

King SI-Series Main Bearings MB5293SI 040

Main Bearings, SI-Series, Silicon Aluminum, 0.040 in. Crankshaft Undersize, Chevy, Set of 5

Part Number: KGB-MB5293SI040

Not Yet Reviewed

Estimated Ship Date: May 19, 2026 if ordered today

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Estimated Ship Date: May 19, 2026 if ordered today

Fram Extra Guard Oil Filters PH8873

Oil Filter, Extra Guard, Chevy, GMC, Pickup/SUV/Van, Each

Part Number: FRM-PH8873

Not Yet Reviewed

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Melling Camshaft and Spring Kits CS-MTC-8

Camshaft, Engine Camshaft Kit

Part Number: MEL-CS-MTC-8

Not Yet Reviewed

Estimated Ship Date: Mar 18, 2026 if ordered today

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Estimated Ship Date: Mar 18, 2026 if ordered today

Sealed Power A-Series Rod Bearings 2555A 30

Rod Bearing, 0.030 in. Crankshaft Undersize, Bi Metal, AM General, Avanti, Buick, Chevy, GMC, Hummer, Oldsmobile, L6, V8

Part Number: SLP-2555A30

Not Yet Reviewed

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Pioneer Automotive Cylinder Head Fasteners S-327

HEAD BOLT KIT

Part Number: PIO-S327

Not Yet Reviewed

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Continental OE Technology Series Idler Pulleys 49021

Idler Pulley, Serpentine, Plastic, Black, Each

Part Number: CEL-49021

5.0 out of 5 stars ( 1 )

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Chevrolet Performance Main Bearings 89017572

Thrust Bearing, Performance, Chevy, 4.8, 5.3, 5.7, 6.0, 6.2L

Part Number: NAL-89017572

Not Yet Reviewed

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