2003 CHEVROLET SILVERADO-2500-HD Parts and Accessories

HP Tuner, MPVI4, Pro Feature Set, 0 Universal Credits, Kit

Part Number: HPT-M04-000-00

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Spark Plug, IZTR5B11, Laser Iridium, 14mm Thread, 0.708 in. Reach, Tapered Seat, 5/8 in. Hex, Each

Part Number: NGK-1465

4.84 out of 5 stars ( 25 )

Estimated Ship Date: Today

Radiator, Exact Fit, Aluminum, Plastic, Cadillac, Chevy, GMC, Hummer, Each w/Oil cooler

Part Number: SUM-380533

5.0 out of 5 stars ( 9 )

Estimated Ship Date: Today

• Free Shipping

Transmission Dipstick, Braided Stainless Steel, Black, Firewall Mount, Chevy, 4L80E, Each

Part Number: LOK-XTD-34L80FM

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Today

• Free Shipping

Ignition Coil, Blaster OEM Replacement, Buick, Cadillac, Chevy, GMC, Isuzu, Hummer, Pontiac, Saab, Set of 8

Part Number: MSD-826583

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

• Free Shipping

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

Part Number: SUM-810352

4.67 out of 5 stars ( 21 )

Estimated Ship Date: Today

• Free Shipping

Power Steering Pump, Saginaw P Series, One 16mm Female O-ring Inlet, Two 3/8 in. Male Threads Outlets, Chevy, GMC, Each

Part Number: PFN-SP1404

4.31 out of 5 stars ( 16 )

Estimated Ship Date: Today

• Free Shipping

Fuel Pump, Electric, In-Tank, 255 lph, Chevy, GMC, Each

Part Number: VPN-TU432HP-2

4.64 out of 5 stars ( 22 )

Estimated Ship Date: Today

• Free Shipping

Differential, Eaton Detroit Truetrac, 30-Spline, GM, 10.5 in. Ring Gear, 4.10 and Lower Ratios, Each

Part Number: ETN-915A545

4.58 out of 5 stars ( 12 )

Estimated Ship Date: Today

• Free Shipping

Battery, Red Top, 12 V, Starting, 800 Cold Cranking Amps, Side Post, BCI Group 78, Each

Part Number: ULT-9078-109

4.7 out of 5 stars ( 83 )

Cannot be shipped Internationally

• Restricted
• Free Shipping
• $25.00 Summit Bucks

Gear Lube, Transmission Fluid and Gear Oil, 75W90, Limited Slip, Synthetic, 1 qt., Each

Part Number: RED-57904

5.0 out of 5 stars ( 37 )

Cannot be shipped Internationally

• Restricted

Main Bearings, H Series, 1/2 Groove, .001 in. Oversize for extra clearance, Tri Metal, Chevy, 4.8, 5.3, 5.7L,,6.0,6.2,7.0 Set of 5

Part Number: CLE-MS2199HX

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

• Free Shipping

Computer Programmer, Triple Dog GT Diesel Tuner, Each

Part Number: BLY-40420

3.48 out of 5 stars ( 23 )

Estimated Ship Date: Today

• Free Shipping

Steering Gear, XD, Front Steer, Power Assist, Cast Iron, Painted Black, Chevy, GMC, HD, Each

Part Number: PFN-SG039

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

• Free Shipping

Head Gasket, Cadillac, Chevy, GMC/Hummer, Chevy, Small Block, LS6, Each

Part Number: FEL-26192PT

4.92 out of 5 stars ( 12 )

Estimated Ship Date: Today

Transmission Oil Cooler, Plate, Natural, 11 in. x 11.625 in. x 0.75 in., 3/8 in. Inlet, Outlet, Each

Part Number: HDA-679

4.73 out of 5 stars ( 67 )

Estimated Ship Date: Today

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

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

Switch, Oil Pressure Indicator, Steel/Plastic, Black/Natural, Each

Part Number: ADO-12677836

4.5 out of 5 stars ( 18 )

Estimated Ship Date: Today

• $20.00 Summit Bucks

Hood, Cowl Induction Style, Bolt-on, Steel, EDP Coated, Chevy, Each

Part Number: AMD-300-4003-2

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Today

• Freight Charge

Alternator, IGM AD244, Internal Regulator, 220 Amp, Natural, Cadillac, Chevy, GMC, Pontiac, Each

Part Number: PWM-48237

4.93 out of 5 stars ( 30 )

Estimated Ship Date: Nov 14, 2025 if ordered today

• Free Shipping

Brake Calipers, Disc, 2-Piston, OE Style, 2.010 Piston Diameter, with Red Iron Brackets, Cast Iron, Powdercoat Red, Cadillac, Chevy, GMC, Hummer, Pair

Part Number: PWR-S4728

4.5 out of 5 stars ( 28 )

Estimated Ship Date: Today

• Free Shipping

Knock Sensors, Wiring Harness, Buick, Cadillac, Chevrolet, GMC, Hummer, Pontiac, Kit

Part Number: RNB-926-084

3.35 out of 5 stars ( 20 )

Estimated Ship Date: Today

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 )

Estimated Ship Date: Today

• Free Shipping

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

Part Number: RAD-GMT569A

3.37 out of 5 stars ( 27 )

Estimated Ship Date: Today

• Free Shipping

HP Tuner, MPVI4, Pro Feature Set, 4 Universal Credits, Kit

Part Number: HPT-M04-000-04

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping