WORKHORSE W20 Dorman Parts and Accessories

Exhaust Manifold Hardware, Exhaust Manifold Mounting Hardware, Stud/Nut Type, Stainless Steel, Natural, Buick, Cadillac, Chevy, Ford, GMC, Set of 6

Part Number: RNB-03133HP

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Exhaust Manifold Studs, Nuts, Front Flange, Buick, Cadillac, Oldsmobile, Chevy, GMC, Set of 6

Part Number: RNB-03133

3.64 out of 5 stars ( 25 )

Estimated Ship Date: Tomorrow

Oil Pan Drain Plug, 12mm x 1.75 Thread Size, Magnetic, Seal, Each

Part Number: RNB-65372

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

Idler Pulley, Serpentine, Steel, Black, Each

Part Number: RNB-419-602

4.43 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

Freeze Plugs, Steel, 2.219 in. Closed End Diameter, 2.226 in. Open End Diameter, Chevy, GMC, Set of 10

Part Number: RNB-555-081

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Oil Drain Plug Pilot Point M12-1.75, Head Size 15Mm

Part Number: RNB-090-034-1

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Fuel Vapor Canister, Plastic, Black, Each

Part Number: RNB-911-095

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

HARMONIC BALANCER

Part Number: RNB-594-566

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Oil Drain Plug Magnetic M12-1.75, Head Size 15Mm

Part Number: RNB-090-091-1

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Estimated Ship Date: Tomorrow

Engine Oil Filler Cap, Stock Style, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Workhorse, Workhorse Custom Chassis, Each

Part Number: RNB-42315

1.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Transmission Range Sensor, Chevy, GMC, Workhorse, Workhorse Custom Chassis, Allison 1000, Each

Part Number: RNB-511-102

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Oil Drain Pan Plugs, Plug, Thread Size 12mm x 1.75, Each

Part Number: RNB-090-936CD

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Oil Drain Plug Pilot Point M12-1.75, Head Size 13mm

Part Number: RNB-090-175-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Oil Drain Pan Plugs, Plug, Thread Size 12mm x 1.75, Each

Part Number: RNB-65430

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Magnetic Crankshaft Position Sensor

Part Number: RNB-917-797

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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THROTTLE CTRL MODULE

Part Number: RNB-599-959

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

• Core Charge $100.00
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Wiring Pigtails, Wiring Connectors, Idle Air Control Valve Connector, Female, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Saturn, Workhorse, Each

Part Number: RNB-645-405

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Exhaust Hardware

Part Number: RNB-32121

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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7-Wire GM Neutral Safety Switch Harness

Part Number: RNB-84756

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 27, 2026 if ordered today

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Brake Hydraulic Hose

Part Number: DHB-H622143

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Heavy Duty Ignition Switch, Workhorse, In-Dash, Each

Part Number: RNB-901-5601

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Transmission Connector for 5/8 In. Tube 7/8-14 UNF

Part Number: RNB-800-613

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Estimated Ship Date: Apr 27, 2026 if ordered today

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Transmission Fitting

Part Number: RNB-800-728

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Automatic Transmission Cooler, Tube and Fin, Steel, Black, 3/8 in. NPT Quick-connect Inlet/Outlet, Workhorse

Part Number: RNB-918-5602

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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