2003 CHEVROLET SILVERADO-2500-HD Fittings & Plugs

Brake Bleeders, Replacement, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Pair

Part Number: RNB-13908

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Crush Washer, Copper, Natural, 14mm Washer Hole Size, Chevrolet, GMC, Each

Part Number: PPE-114052002

Not Yet Reviewed

Estimated Ship Date: Today

Crush Washers, 10.30mm I.D., 16.91mm O.D., 1.2mm Thick, Copper, Natural, Set of 10

Part Number: RNB-484-180

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Fasteners, Dorman, Replacement, Clip, Steel, Black, 1 in. Long, for Cowl Vent or Bumper Cover, Buick, Cadillac, Chevy, GMC, Hummer, Oldsmobile, Pair

Part Number: RNB-963-212

Not Yet Reviewed

Estimated Ship Date: Today

Transmission Line Retaining Clip, Steel, Each

Part Number: ADO-88960976

Not Yet Reviewed

Estimated Ship Date: Today

Heater Hose Connector, Plastic, Black, 3/4 in. Female Quick-Connect, 5/8 in. Hose Barb, Each

Part Number: RNB-800-409

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Air Conditioning Service Port Adapter, Aluminum, Schrader Valve, 12mm x 1.50 Threads, Buick, Cadillac, Chevy, GMC, Pontiac, Oldsmobile, Hummer, Each

Part Number: RNB-800-955

Not Yet Reviewed

Estimated Ship Date: Today

Fuel Line Repair Kit, male 3/8in, 18in long, steel, includes 16mm fitting, each

Part Number: RNB-800-153

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Today

Steam Vent Adapters, Coolant Crossover Components, -3 AN Size, Aluminum, Black, Chevy, Small Block LS, Pair

Part Number: EAR-LS9808ERL

Not Yet Reviewed

Estimated Ship Date: Nov 12, 2025 if ordered today

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Water Pump Adapters, Billet Aluminum, Black Anodized, Chevrolet, Big Block Electric Pump to LS Engine, Pair

Part Number: EAR-LS0025ERL

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

• Free Shipping

CONNECTORS & CONNECTOR KITS FOR HEATER AND VACUUM HOSE, 5/8" STRAIGHT, Set of 5

Part Number: CEL-65624

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 13, 2025 if ordered today

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Transmission Line Adapters, Aluminum, Black Anodized, 5/8 in. Inverted Flare to Male Hose Barb, Fittings, Pair

Part Number: DER-13018

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Electric Water Pump Port Adapters, Billet Aluminum, Black Anodized, Four -12AN Female Ports, Gaskets, Bolts, Chevrolet, LS, Pair

Part Number: EAR-LS0022ERL

Not Yet Reviewed

Estimated Ship Date: Nov 12, 2025 if ordered today

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Power Steering Fitting, Return Line End, Stock, Each

Part Number: SUG-3602827

Not Yet Reviewed

Estimated Ship Date: Today

Crush Washers, 10.30mm Hole Size, 16.91mm O.D., 1.2mm Thickness, Copper, Natural, Pair

Part Number: RNB-66223

Not Yet Reviewed

Estimated Ship Date: Today

FITTING KIT SLVRADO 35/2500HD 03ON

Part Number: ARB-3562060

Not Yet Reviewed

Estimated Ship Date: Nov 6, 2025 if ordered today

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Fitting, Transmission Cooler Line to Case, 1/4 in. NPS, Long, Most 1997-2008 4L80E Rear, Each

Part Number: RNB-800-759

Not Yet Reviewed

Estimated Ship Date: Today

Heater Hose Conntor

Part Number: RNB-800-917HP

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Transmission Oil Cooler Installation Kit

Part Number: FSS-53024

Not Yet Reviewed

Estimated Ship Date: Today

Oil Cooler Line Connector

Part Number: RNB-800-707

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Engine Cylinder Head Plug, Engine Cylinder Head Plug, PLUG - CUP

Part Number: ADO-11562126

Not Yet Reviewed

Estimated Ship Date: Today

CONNECTORS FOR FUEL / VACUUM / HEATER HOSE

Part Number: CEL-65647

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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RETAINER

Part Number: NAL-23107857

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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plug fittings

Part Number: NAL-11562126

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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RETAINER

Part Number: NAL-15724727

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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