2003 GMC SIERRA 1500 HD Engines & Components - In Stock Filter Options - Vendor In Stock Filter Options

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 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

PRW Timing Covers 5234600

Timing Cover, Distributor Conversion, Aluminum, Natural, LS GEN III, Kit

Part Number: PQX-5234600

5.0 out of 5 stars ( 1 )

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Denso Oil Filters 150-2007

Oil Filter, 13/16-16 in. Thread, 3.268 in. Height, Each

Part Number: DNP-150-2007

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Melling Rocker Arm Nuts MRM-100HP

Melling Rocker Arm Nuts MRM-100HP

ROCKER ARM NUT SET

Part Number: MEL-MRM-100HP

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Mahle Original OE Replacement Pistons S224-3663

Single Piston

Part Number: MAH-S2243663

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

Melling Oil Galley Plugs MOGP-100HP

OIL GALLEY PLUG

Part Number: MEL-MOGP-100HP

Not Yet Reviewed

Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

INA Timing Chain Kits ZC0048K

Timing Chain, Global 5580048100, Kit

Part Number: IFE-ZC0048K

Not Yet Reviewed

Estimated Ship Date: Mar 16, 2026 if ordered today

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Estimated Ship Date: Mar 16, 2026 if ordered today

Melling Camshafts 22326

CAMSHAFT ENGINE

Part Number: MEL-22326

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Melling Camshafts 22327

CAMSHAFT ENGINE

Part Number: MEL-22327

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Estimated Ship Date: Mar 2, 2026 if ordered today

Cloyes Race Billet True Z-Racing Roller Timing Sets 9-3658TX9ZR

Timing Set, Single Roller, Steel Sprockets, 0.390 in. Raised Cam, Chevy, LS, Set

Part Number: CLO-9-3658TX9ZR

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

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: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

King HP-Series Rod Bearings CR 807HPND 011

Rod Bearings, HP-Series, Silicon Aluminum, 0.011 in. Crankshaft Undersize, Large Journal, Chevy, Set of 8

Part Number: KGB-CR807HPND011

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Melling Timing Sprockets S827

SPROCKET

Part Number: MEL-S827

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Innovators West Power Steering Pulleys 911

Power Steering Pulley, Serpentine, 10-Groove, Press Fit, 6.260 in. Outside Diameter, Billet Aluminum, Natural, Chevy, GMC, Truck, LS, Each

Part Number: INW-911

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Perma-Cool Oil Filter Relocation Kits 10614

Oil Filter Relocation Kit, Single Filter, 3/4-16 in. Filter Threads, 13/16-16 in. Engine Threads, Kit

Part Number: PRM-10614

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Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

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Derale Engine Oil Filter Relocation Kits 15716

1 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Cloyes Replacement Timing Chains 9-131

Replacement Timing Chain, True Roller, Chevy, Pontiac, Each

Part Number: CLO-9-131

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

Cloyes Hex-A-Just Timing Sets 9-3159A-5

Timing Set; Hex-A-Just True Roller Timing Set; Incl. Cam Sprocket; 3 Keyway Crank Sprocket; Roller Chain; Doub

Part Number: CLO-9-3159A-5

Not Yet Reviewed

Estimated Ship Date: Feb 19, 2026 if ordered today

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Estimated Ship Date: Feb 19, 2026 if ordered today

Continental OE Technology Series Idler Pulleys 49003

Idler Pulley, Serpentine, Plastic, Black, Each

Part Number: CEL-49003

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Dayco No Slack Tensioner Pulleys 89009

4.25 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Innovators West Tensioner Pulleys 916

Tensioner Pulley, 10-Rib, Serpentine, Billet Aluminum, Natural, Chevy, GMC, LS, Each

Part Number: INW-916

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Powermaster Alternator Brackets 861

Alternator Brackets, Billet Aluminum, Natural, High Center Mount, Chevy, GMC, Kit

Part Number: PWM-861

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

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Estimated Ship Date: Feb 24, 2026 if ordered today

Continental OE Technology Series Idler Pulleys 49154

Idler Pulley, Serpentine, Steel, Black, Each

Part Number: CEL-49154

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Continental Accu-Drive Tensioners 49276

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

Part Number: CEL-49276

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Dorman Oil Pan Drain Plugs 090-208

Oil Drain Pan Plugs, Plug, Thread Size 12mm x 1.75, Set of 10

Part Number: RNB-090-208

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PRW Pro Series Stainless Steel Rocker Arms 0234631-01

Rocker Arm

Part Number: PQX-0234631-01

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Innovators West Drive Pulley Conversion Kits 997

99-06 LS TRUCK 8-RIB CONVERSION KIT - 10% OD

Part Number: INW-997

5.0 out of 5 stars ( 1 )

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