2003 CHEVROLET SILVERADO 1500 Parts & Accessories

Lokar Midnight Series Flexible Braided Stainless Transmission Dipsticks XTD-34L60EFM

Lokar Midnight Series Flexible Braided Stainless Transmission Dipsticks XTD-34L60EFM

Transmission Dipstick, Braided Stainless Steel, Black, Firewall Mount, 24 in., Chevy, 4L60E, Each

Part Number: LOK-XTD-34L60EFM

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Summit Racing™ OE Replacement Alternators SUM-810352

Alternator, Natural, Stock Replacement, 145/130 amps, Buick, Cadillac, Chevrolet, GMC, Isuzu, Saab, Each

Part Number: SUM-810352

4.68 out of 5 stars ( 22 )

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ACDelco GM Genuine Parts Exhaust Manifold Gaskets 12617944

Exhaust Gaskets, Exhaust Manifold, Chevy, Pontiac, 5.7L, LS, Each

Part Number: ADO-12617944

4.67 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Hedman Street Headers 69720

Headers, Long Tube One-Piece, 1 5/8 in. Primaries, Round Port, 3 in. Collectors, 2 1/2 in. Reducers, Steel, Natural, Cadillac, Chevrolet, GMC, Pair

Part Number: HED-69720

4.0 out of 5 stars ( 2 )

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S&B Filters Cotton Filter Cold Air Intake Kits 75-5157

Air Intake, Cold Air, Oiled, Cotton Gauzed Filter, Cadillac, Chevy, GMC, Kit

Part Number: SBF-75-5157

5.0 out of 5 stars ( 2 )

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TCI Filler Tubes and Dipsticks 743865

Automatic Transmission Dipstick with Tube, Locking, Steel/Plastic, Black, Chevy, 700R4, 4L60E

Part Number: TCI-743865

4.59 out of 5 stars ( 88 )

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Summit Racing™ Timing Cover Gasket Kits SUM-G2628

Gasket, Gen. 3/4 LS Timing Cover Set with Seal and Oil pump O-Rings, Cork/Rubber, 4.8/5.3/5.7/6.0/6.2L, V8's, Kit

Part Number: SUM-G2628

5.0 out of 5 stars ( 3 )

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Belltech Nitro Drop 2 Shocks 8510

Shock, Nitro Drop 2, Twin Tube, Rear, Chevy, GMC, Pickup, RWD, 4-8 in. Drop, Each

Part Number: BEL-8510

4.71 out of 5 stars ( 35 )

Estimated Ship Date: Today

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NGK Iridium IX Spark Plugs TR55IX

Spark Plug, Iridium IX, Tapered Seat, 14mm Thread, .708 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-7164

4.97 out of 5 stars ( 29 )

Estimated Ship Date: Today

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Fel-Pro Rear Main Seal Cover Gaskets BS 40640

Rear Main Seal, 1-Piece, Rubber, GM, 4.8L, 5.3L, 5.7L, 6.0L, LS1, Each

Part Number: FEL-BS40640

4.64 out of 5 stars ( 39 )

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Calvert Racing CalTracs Truck Traction Bars 3400

Traction Bar, CalTrac, Steel, Black Powdercoated, Chevrolet, GMC, Kit

Part Number: CLV-3400

4.57 out of 5 stars ( 7 )

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J&L Oil Separator Co. 3.0 Oil Separators 3084D-B

Oil Catch Can, Oil Separator, Round, Billet Aluminum, Black Anodized, 3/8 in. NPT Female Threads, Driver Side, Chevy, GMC, 4.8, 5.3, 6.0, 6.2L, Kit

Part Number: JLT-3084D-B

4.8 out of 5 stars ( 10 )

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Mahle Original Premium Piston Ring Sets 41859CP

Piston Rings, Plasma-moly, 3.780 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: MAH-41859CP

5.0 out of 5 stars ( 11 )

Estimated Ship Date: Today

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DeatschWerks Fuel Injectors for 2000-2006 SIERRA 1500, SILVERADO 1500 - 35U-01-0060-8

Fuel Injectors, USCAR/EV6/EV14, 60 lbs./hr., 630cc/min., 12.5 Ohms, with O-rings, Matched Set, Chevy, GMC, 4.8/5.3/6.0L, Excluding Flex Fuel, Set of 8

Part Number: DWK-35U0100608

4.6 out of 5 stars ( 5 )

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Motive Gear Ring and Pinion Sets GM10-411A GM 8.5/8.6 in. 4.11 Gears

Ring and Pinion Gears, 4.11:1 Ratio, 30-spline, Standard Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: MGR-GM10-411A

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Motive Gear Ring and Pinion Sets GM10-373 GM 8.5/8.6 in. 3.73 Gears

Gear, Ring and Pinion, 3.73 Ratio, GM, 8.5 in/8.6 in., Set

Part Number: MGR-GM10-373

4.74 out of 5 stars ( 19 )

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Cold Case Performance Aluminum Radiators GMT569A

Radiator, Performance, Aluminum, Polished, Crossflow, 2 Row, Transmission Cooler, Chevy, GMC, Truck, Models with Engine Oil Cooler, Each

Part Number: RAD-GMT569A

3.43 out of 5 stars ( 28 )

Estimated Ship Date: Today

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B&M Holeshot 2,300-2,500 Stall Torque Converter 70419

Torque Converter, Holeshot, 2,300-2,500 rpm Stall Range, Chevy, 4L60E/700R4, Each

Part Number: BMM-70419

4.67 out of 5 stars ( 3 )

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King HP-Series Rod Bearings CR 807HPN

Rod Bearings, HP-Series, Standard Size, Bi-metal, Silicon Aluminum, Large Journal, Chevy, Small Block, Set of 8

Part Number: KGB-CR807HPN

4.62 out of 5 stars ( 13 )

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Eaton Detroit Truetrac 33 Spline Differential GM 9.5 Inch 914A538

Differential, Eaton Detroit Truetrac, 33-Spline, GM, 14-Bolt, 9.5 in., Each

Part Number: ETN-914A538

4.44 out of 5 stars ( 9 )

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ACDelco GM Genuine Parts Timing Cover Seals 12585673

Timing Cover Seal, Chevy, Small Block LS, Each

Part Number: ADO-296-02

4.82 out of 5 stars ( 28 )

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VEGE Remanufactured Long Block Crate Engines VCT84WD

Crate Engine, Remanufactured, Long Block, Assembled, GM, 5.3L, 4WD, Each

Part Number: VRE-VCT84WD

3.67 out of 5 stars ( 6 )

Estimated Ship Date: Apr 8, 2026 if ordered today

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Estimated Ship Date: Apr 8, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

ATK High Performance Chevy LM7 5.3L 385 HP Long BLock Crate Engines HP97

4.75 out of 5 stars ( 15 )

Estimated Ship Date: Tomorrow

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ACDelco Rear Main Seal Housings 12639250

Rear Main Seal Housing, LS Engine Crankshaft Rear Seal Housing, Aluminum, Includes Seal and Gasket, Will not fit LSX, Each

Part Number: ADO-12639250

4.43 out of 5 stars ( 7 )

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Need It Sooner? We recommend these similar substitute parts:

Dorman Rear Main Seal Covers 635-518

4 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Dayco Standard Heater Hoses 80271

Heater Hose, Standard, 5/8 in., Synthetic EPDM, Black, 50 ft. Long, Each

Part Number: DAC-80271

5.0 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Belltech Street Performance Shocks 2212FF

Shock/Strut, Twin-tube, Street Performance, Rear, Chevy, GMC, Pickup, Each

Part Number: BEL-2212FF

4.72 out of 5 stars ( 29 )

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2003 CHEVROLET SILVERADO 1500 Parts and Accessories