2003 CHEVROLET SILVERADO-2500-HD Parts and Accessories

Windage Trays, GM Genuine Parts, Louvered, Rear Sump, Steel, Natural, Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Pontiac, Saab, Each

Part Number: ADO-12611129

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Transmission Fluid, Type III-H Automatic Transmission Fluid, 1 gal., Each

Part Number: ADO-10-9241

Not Yet Reviewed

Cannot be shipped Internationally

• Restricted
• $20.00 Summit Bucks

Spark Plug, RAPIDFIRE Performance Platinum, Tapered Seat, 14mm Thread, 0.689 in. Reach, Resistor, Each

Part Number: ADO-14

4.52 out of 5 stars ( 25 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Accessory Belt Tensioner, Smooth Pulley, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Saab, Each

Part Number: ADO-12580196

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Valve Cover Assembly, Left side, New Design, 09' Prior

Part Number: ADO-12570427

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

• Free Shipping
• $20.00 Summit Bucks

Idler Pulleys, GM OE, Serpentine, Steel, Black, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab, Each

Part Number: ADO-12669569

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Alternator, Delco Remy, 12/14/16 V, 105 amps, Internal Regulator, Serpentine Pulley, Cadillac, Chevy, GMC

Part Number: ADO-335-1086

4.32 out of 5 stars ( 19 )

Estimated Ship Date: Monday 11/10/2025

• Free Shipping
• $20.00 Summit Bucks

Drive Belt Tensioner Assembly

Part Number: ADO-38158

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Muffler, Ultra Flo Welded, 4 in. Inlet/4 in. Outlet, Stainless Steel, Each

Part Number: WLK-17537

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 11/10/2025

• Free Shipping
• $20.00 Summit Bucks

Spark Plug, Conventional Resistor, Nickel Alloy Tip, Copper Core, Tapered Seat, 14mm Thread, One Ground Strap, Each

Part Number: ADO-MR43LTS

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Ball Joint, Upper, Chevy, GMC/Hummer, Each

Part Number: MOG-K6696

4.6 out of 5 stars ( 10 )

Estimated Ship Date: Monday 11/10/2025

• $25.00 Summit Bucks

Water Neck, O-ring Sealing Style, Aluminum, Natural, 186 degree Thermostat, Buick, Cadillac, Chevy, GMC, Each

Part Number: ADO-15-11057

4.44 out of 5 stars ( 18 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Transmission Pan Gaskets, GM OE, Chevrolet, GMC, Each

Part Number: ADO-8677743

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Lifters, GM Genuine Parts, Hydraulic Roller, Chevrolet, GMC, Each

Part Number: ADO-12722012

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Fuel Filters, GM Genuine Parts, Stock Style, Element, Black Steel Housing, 5.75 in. Overall Length, Buick, Cadillac, Chevrolet, GMC, Land Rover, Each

Part Number: ADO-GF952

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Springs, Helper, Rear, Black, Chevy, GMC, Kit

Part Number: TBI-GMRCK25S

4.6 out of 5 stars ( 10 )

Estimated Ship Date: Monday 11/10/2025

• Free Shipping
• $20.00 Summit Bucks

Idler Arm, Replacement, Chevy, GMC, Hummer, Each

Part Number: MOG-K6535HD

4.22 out of 5 stars ( 9 )

Estimated Ship Date: Monday 11/10/2025

• Free Shipping
• $25.00 Summit Bucks

Lifter, Hydraulic Roller, 0.842 in. O.D., Chevy, Each

Part Number: ADO-HL124

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Oil Filter, Canister, AMC, Buick, Cadillac, Chevy, GMC, Hummer, Oldsmobile, Pontiac, Isuzu, Jeep, Saab, Each

Part Number: ADO-PF46E

4.73 out of 5 stars ( 11 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Thermostat, Mechanical, OE, 185 degrees, Standard-flow, Each

Part Number: ADO-131-163

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Fan Clutch, Engine Cooling, Standard Thermal Style, Counterclockwise, Each

Part Number: ADO-15-4694

4.92 out of 5 stars ( 12 )

Estimated Ship Date: Monday 11/10/2025

• Free Shipping
• $20.00 Summit Bucks

Oil Filter, Canister, Checker, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: ADO-PF454

4.44 out of 5 stars ( 25 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Spark Plug Wire Set, 7mm. Diameter, Spiral Core, Black, Chevy, Cadillac, GMC, Hummer, Set

Part Number: ADO-9748HH

4.57 out of 5 stars ( 7 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks

Control Arm, Steel, Black, Front Upper, Chevy, GMC, Hummer, Each

Part Number: MOG-CK620054

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 11/10/2025

• $25.00 Summit Bucks

Accessory Belts, V-Ribbed Serpentine Belts, 6-rib, 0.807 in. Width, 93.58 in. Length, Buick, Cadillac, Chevrolet, GMC, Mercedes-Benz, Mercury, Each

Part Number: ADO-K060930HD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

• $20.00 Summit Bucks