Gearhead Gifts - Find the Perfect Gift for the Gearhead on Your List!

Gearhead Gifts - Find the Perfect Gift
for the Gearhead on Your List!

$5 Off Your $100 Mobile App Purchase!

Selected Filters


Loading...

Availability


2003 CHEVROLET SILVERADO-2500-HD Parts and Accessories

Individual Parts

Results 251 - 275 of 2000 +

Alternators and Generators, Elite Series Alternators, 12 V, 250 amps, Internal Regulator, Serpentine Pulley, Buick, Chevy, GMC, Hummer, Olds, Each

Part Number: MEH-8206250

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

Rocker Arms, GM Genuine Parts, Roller Fulcrum, Pedestal, 1.7 Ratio, Steel, Exhaust Side, Buick, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Saab, Each

Part Number: ADO-12681275

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

Fuel Pump, Diesel Lift Pump, Electric External, 160 gph, 3-15 psi Adjustable, 1/2 in. NPI Inlet/Outlet, Chevy, GMC, Kit

Part Number: PPE-113050000

3.5 out of 5 stars ( 10 )

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

U-Joint, Light Duty, Spicer 1410 Style, Steel, 4 Plain Bearing Cap Style, Each

Part Number: SDH-5-1410X

5.0 out of 5 stars ( 11 )

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

Main Bearings, AL Series, Standard Size, LS, Set of 5

Part Number: CLE-MS2199A

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

Transmission Oil Cooler, Plate, Natural, 11 in. x 7.5 in. x 0.75 in., 3/8 in. Inlet, Outlet, Each

Part Number: HDA-677

4.59 out of 5 stars ( 22 )

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

Camshaft Thrust Plates, GM Genuine Parts, Solid Type, Steel, Chevrolet, Each

Part Number: ADO-12589016

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

Harmonic Balancer, Steel Shell, Less Hub, Chevy, Chrysler, Each

Part Number: ATI-917071

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

15w40 Mobil Delvac Extreme Motor Oil 122448

Rebate Expires: 11/30/2025

This Mobil 1 product qualifies for a rebate! Go to https://promotion.mobil.com/offers/delvacrebate/

Get up to $100 back after rebates on qualifying Mobil 1 Delvac products! $10 back on 1-gallon/2.5-gallon, $40 back on a 5-gallon pail of Delvac 1 ESP or Extreme Oil. $5 back on 1-gallon/2.5-gallon, $20 back on a 5-gallon pail of Delvac 1300 Oil. Limit $100 maximum rebate per household. Go to https://promotion.mobil.com/offers/delvacrebate/ to redeem. Valid on purchases made between 9/1/25 and 11/30/25. Rebate requests must be received by 12/14/2025. Valid in 50 U.S. states and D.C. only. Purchased together on (1) receipt or separately and combined in (1) envelope.

Engine Oil, Delvac Extreme, Synthetic, 15W40, 1 Gallon, Each

Part Number: MOB-122448-1

5.0 out of 5 stars ( 5 )

Cannot be shipped Internationally

  • Rebate Expires: 11/30/2025

    This Mobil 1 product qualifies for a rebate! Go to https://promotion.mobil.com/offers/delvacrebate/

    Get up to $100 back after rebates on qualifying Mobil 1 Delvac products! $10 back on 1-gallon/2.5-gallon, $40 back on a 5-gallon pail of Delvac 1 ESP or Extreme Oil. $5 back on 1-gallon/2.5-gallon, $20 back on a 5-gallon pail of Delvac 1300 Oil. Limit $100 maximum rebate per household. Go to https://promotion.mobil.com/offers/delvacrebate/ to redeem. Valid on purchases made between 9/1/25 and 11/30/25. Rebate requests must be received by 12/14/2025. Valid in 50 U.S. states and D.C. only. Purchased together on (1) receipt or separately and combined in (1) envelope.

...Loading

Cannot be shipped Internationally

Headers, Cat4ward, Stainless Steel, Silver Ceramic Coated, Chevy, Pickup, 6.0L, Pair

Part Number: JBA-1850S-3JS

4.79 out of 5 stars ( 14 )

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

Water Pump, Mechanical, Standard-volume, Clockwise Rotation, Aluminum, Natural, Chevrolet, GMC, 6.6L Diesel, Each

Part Number: ADO-252-994

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

Head Gasket, Multi-Layer Steel, 4.100 in. Bore, Cadillac, Chevy, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: MAH-54445

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

Wheel, 84 D Window, Steel, Gloss Black, 16 x 8 in., 4.25 in. Backspace, Each

Part Number: VSW-84H6881NS

3.67 out of 5 stars ( 12 )

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

Shock, FOX 2.0 Performance Series, IFP Shock, Ram, Chevy, GMC, Dodge, 4WD, Rear, Lifted 3.0 - 6.0 in. Each

Part Number: BDX-FOX98224759

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

Injector Dynamics ID1050X Injectors 14mm (Gray) Adapter Top (Set of 8) Orange Lower O-Ring

Part Number: IJD-10504814158

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

Exhaust Pipes, Turbo Up Pipes, Stainless Steel, Natural, 2.00 in. Diameter, Chevy, GMC, 6.6L Diesel, Kit

Part Number: PPE-116120000

1.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

Door Handles, Interior, Plain Design, Billet Aluminum, Black Anodized, Pair

Part Number: LOK-XIDH-2008

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

Power Steering Pump, High Performance, High-Flow, 1600 psi, Black Reservoir, Non-Hydroboost, Chevrolet, GMC, Each

Part Number: PFN-SP1403

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

Step Bars, Steel, Black Powdercoated, Round, 3 in. Diameter, Extended Cab, Chevy, GMC, Pair

Part Number: SUM-710102-B

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

Exhaust System, Armor Plus Series, Downpipe Back, Single, Stainless Steel, Natural, Side Exit, Chevrolet, GMC, Kit

Part Number: MBR-S60210SLM

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

Exhaust Manifold Hardware, Hex Flange, 10.9 Steel, Zinc Plated, Chevrolet, LS, Set of 12

Part Number: SUM-910228

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

Computer Programmers, Evolution CTS3, Chevrolet, GMC, 6.6L Diesel, Each

Part Number: EGE-85400-200

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

Air Intake Kit, Cold Air Intake System, Aluminum Tube, Polished, Black Filter, Cadillac, Chevy, GMC, Kit

Part Number: SPE-9900K

4.53 out of 5 stars ( 36 )

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

Headers, Street, Shorty, Steel, Temporary Paint, Cadillac, Chevy, GMC, Hummer, Small Block LS, Pair

Part Number: HED-69690

4.56 out of 5 stars ( 34 )

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

Spark Plug, G-Power Platinum, Tapered Seat, 14mm Thread, .708 in. Reach, Projected Tip, Resistor, Each

Part Number: NGK-3186

4.93 out of 5 stars ( 28 )

Estimated Ship Date: Monday 11/10/2025

...Loading

Estimated Ship Date: Monday 11/10/2025

Modal Header

Call To Order

This is a custom order part. You can order this part by Contacting Us.