Semi Truck Electrical Parts
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Cruise Control- Defrosters
- Replacement Gauges
- Air Bag Parts
- Horns
- Fuses
- Horn Switches & Relays
- Light Switches
- Light Relays + Sensors
- Power + Heated Seats
- Power Mirror Switches + Relays
- Electrical Wiring, Cables & Connectors
- Door Lock Actuators + Switches
- Batteries
- Starters
- Steering Valves, Relays & Sensors
- Oxygen Sensors
- Window Motors + Switches
- A/C Relays, Sensors
- Brake System Sensors
- Cooling System Switches
- Engine Sensors, Relays, Switches
- Fuel Sensors & Switches
- Starting & Charging Relays, Cables, Connectors
- Alternators
- Mass Air Flow Sensors
- Transmission Solenoids, Sensors, Switches & Control Units
- Voltage Regulators
- Cigarette Lighters + Components
- Control Buttons
- Sunroof + Convertible Top Motors
Featured Brands
Select Department
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Save up to 28%Mopar® - Fuse Box Cover$7.14 - $91.63$8.11 - $127.50Save up to 28% -
Save up to 23%Mopar® - Fuse Connector$12.10 - $78.37$15.50 - $101.75Save up to 23% -
Save 22%Mopar® - Fuse Kit$4.57 - $23.45$5.87 - $29.94Save 22% - Save up to 28%Mopar® - Power Seat Switch$21.10 - $121.44$26.98 - $169.32Save up to 28%
- Save up to 25%Mopar® - Seat Cushion Air Control Module Connector$30.39 - $383.32$36.47 - $502.86Save up to 25%
- United Motor Products® - Headlight Dimmer Switch Connector$3.95 - $13.77
- WVE® - Back Up Light Switch Connector$11.02 - $180.63
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- WVE® - Dimmer Switch Connector$5.04 - $81.31
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- WVE® - Hazard Warning Switch Connector$20.94 - $24.11
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- WVE® - Side Marker Light Connector$8.19 - $52.64
- WVE® - Turn Signal Switch Connector$20.94 - $81.31
- Standard® - Horn$30.19 - $87.60
- Standard® - Multi Purpose Connector$21.22 - $147.66 + Save up to $6.00 with iD FastTrack
- Standard® - Tru-Tech™ Horn Relay$7.31 - $54.47
- Standard® - Tru-Tech™ Replacement Horn$33.06 - $39.29 + Save up to $2.00 with iD FastTrack
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- Save up to 29%Mopar® - Multi Function Switch$70.62 - $178.53$89.35 - $249.90Save up to 29%
- WVE® - Combination Switch Connector$20.94 - $81.31
- WVE® - Diagnostic Test Connector$12.26 - $39.62
- WVE® - Horn$33.72
- WVE® - Horn Relay$5.22 - $46.04
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- WVE® - Instrument Panel Dimmer Switch Connector$14.58 - $58.78
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The electrical system of your semi truck is similar to the human nervous system. It coordinates and keeps all parts and components of your truck working properly and in sync with one another. If something goes wrong with the electrical system, it needs to be fixed right and as soon as possible. In case you need any replacement or aftermarket semi truck electrical parts and accessories, on our digital shelves you will find the right products for your needs. We provide a wide range of top quality electrical parts for just about any domestic or imported semi truck.