Semi Truck Electrical Parts
Cruise Control- Defrosters
- Replacement Gauges
- Air Bag Parts
- Horns
- Fuses
- 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
- ACDelco® - GM Original Equipment™ Multi-Purpose Wire Connector (84788838)GM Original Equipment™ Multi-Purpose Wire Connector (84788838) by ACDelco®. ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your...Protective outer coverings help provide long-lasting durabilityColor-coded wires allow for easy installation$15.81In Stock - Ships within 24 hrs
- ACDelco® - GM Original Equipment™ Multi-Purpose Wire Connector (PT3445)GM Original Equipment™ Multi-Purpose Wire Connector (PT3445) by ACDelco®. ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your...Protective outer coverings help provide long-lasting durabilityColor-coded wires allow for easy installation$54.21In Stock - Ships in 24 to 48 hrs
- ACDelco® - GM Original Equipment™ Multi-Purpose Wire Connector (PT3667)GM Original Equipment™ Multi-Purpose Wire Connector (PT3667) by ACDelco®. ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your...Protective outer coverings help provide long-lasting durabilityColor-coded wires allow for easy installation$49.42In Stock - Ships within 24 hrs
- ACDelco® - GM Original Equipment™ Multi-Purpose Wire Connector (84838880)GM Original Equipment™ Multi-Purpose Wire Connector (84838880) by ACDelco®. ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your...Protective outer coverings help provide long-lasting durabilityColor-coded wires allow for easy installation$62.94In Stock - Ships within 24 hrs
- ACDelco® - Genuine GM Parts™ Forward Light Harness Connector (84788837)Genuine GM Parts™ Forward Light Harness Connector by ACDelco®. Finish: Black. 1-Way Female. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$32.47In Stock - Ships within 24 hrs
- ACDelco® - Genuine GM Parts™ Parking Light Relay (13500114)Genuine GM Parts™ Parking Light Relay (13500114) by ACDelco®. High Current Micro. Finish: Gray. Amperage: 35 Amp. 1st Design. 4-Terminals. Looking to maintain the top condition of your electrical system? We are ready to help you! Just...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$12.47In Stock - Ships within 24 hrs
- ACDelco® - Professional™ Headlight Connector (LS144)Professional™ Headlight Connector (LS144) by ACDelco®. Finish: Gray. Looking to maintain the top condition of your electrical system? We are ready to help you! Just choose from their immense selection of premium replacement electrical...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$4.56In Stock - Ships within 24 hrs
- ACDelco® - Professional™ Headlight Dimmer Switch Connector (PT1994)Professional™ Headlight Dimmer Switch Connector (PT1994) by ACDelco®. With Locking Tabs. Finish: Black. Looking to maintain the top condition of your electrical system? We are ready to help you! Just choose from their immense...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$5.04In Stock - Ships within 24 hrs
- ACDelco® - Professional™ Headlight Switch Connector (PT2370)Professional™ Headlight Switch Connector (PT2370) by ACDelco®. Finish: Black.$107.46In Stock - Ships within 24 hrs
- ACDelco® - Professional™ Headlight Switch Connector (PT1930)Professional™ Headlight Switch Connector (PT1930) by ACDelco®. Finish: Black.$23.94In Stock - Ships within 24 hrs
- ACDelco® - Professional™ High Output High Tone Horn (E1903E)Professional™ High Output High Tone Horn (E1903E) by ACDelco®. Looking to maintain the top condition of your electrical system? We are ready to help you! Just choose from their immense selection of premium replacement electrical parts...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$30.91In Stock - Ships within 24 hrs
- ACDelco® - Professional™ High Output Low Tone Horn (E1905E)Professional™ High Output Low Tone Horn (E1905E) by ACDelco®. Looking to maintain the top condition of your electrical system? We are ready to help you! Just choose from their immense selection of premium replacement electrical parts...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$30.98In Stock - Ships within 24 hrs
- Motorcraft® - Front Driver Side Seat Switch (SW7247)Front Driver Side Seat Switch (SW7247) by Motorcraft®. Illuminated. Without Wiring. Looking to maintain the top condition of your electrical system? Motorcraft are ready to help you! Just choose from their immense selection of premium...Direct OEM replacementMeets strict Ford Motor Company standards$58.46In Stock - Ships within 24 hrs
- Standard® - Brake Light Switch Connector (S-758)Brake Light Switch Connector by Standard®. Finish: Black. Wire Quantity: 3. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest...Offering hundreds of high-quality pigtails and sockets for nearly every electrical jobUtilizing high grade materials to ensure peak conductivity and perfect connections$13.80In Stock - Ships within 24 hrs
- Standard® - Brake Light Switch Connector (S-960)Brake Light Switch Connector (S-960) by Standard®. Finish: Gray. Harness Length: 18". Wire Quantity: 2. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products,...Offering hundreds of high-quality pigtails and sockets for nearly every electrical jobUtilizing high grade materials to ensure peak conductivity and perfect connections$30.42In Stock - Ships within 24 hrs
- Standard® - Electrical Connector (S-665)Electrical Connector (S-665) by Standard®. For over 100 years, professional technicians have trusted Standard® to replace the failed OE part. Standard® manufacturers the highest-quality, best-performing parts for all import and...Offering hundreds of high-quality pigtails and sockets for nearly every electrical jobUtilizing high grade materials to ensure peak conductivity and perfect connections$15.67In Stock - Ships within 24 hrs
- Standard® - Electrical Connector (S-662)Electrical Connector (S-662) by Standard®. For over 100 years, professional technicians have trusted Standard® to replace the failed OE part. Standard® manufacturers the highest-quality, best-performing parts for all import and...Offering hundreds of high-quality pigtails and sockets for nearly every electrical jobUtilizing high grade materials to ensure peak conductivity and perfect connections$21.60In Stock - Ships within 24 hrs
- Standard® - Electrical Connector (S2212)Electrical Connector (S2212) by Standard®. For over 100 years, professional technicians have trusted Standard® to replace the failed OE part. Standard® manufacturers the highest-quality, best-performing parts for all import and...Protective Tubing IncludedEach part has high-quality direct replacement electrical connector that eliminates the need for a harness, replacing only the damaged connector, for a cost effective repair solution$70.07In Stock - Ships within 24 hrs
- Standard® - Front Driver Side Seat Lumbar Switch (PSW165)Front Driver Side Seat Lumbar Switch (PSW165) by Standard®. With 10 Inch Wire. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest...High quality at an affordable priceExpertly made from premium materials$35.34In Stock - Ships within 24 hrs
- Standard® - Front Driver Side Seat Switch (PSW106)Front Driver Side Seat Switch (PSW106) by Standard®. Connector Type: 8 Cylindrical tube Male Terminals. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products,...Power seat switch is engineered using copper alloy conductors ensuring superior electrical conductivity with low resistive lossesSwitches feature a robust design with high-grade materials to meet the stringent demands of today's service professional$95.63In Stock - Ships within 24 hrs
- Standard® - Front Turn Signal Light Connector (S2983)Turn Signal Light Connector by Standard®. Front. Finish: Black. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...Premium parts you can rely onDesigned to restore functionality$20.36In Stock - Ships within 24 hrs
- Standard® - Handypack™ Dimmer Switch Connector (HP4300)Handypack™ Dimmer Switch Connector (HP4300) by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...Premium parts you can rely onDesigned to restore functionality$2.67In Stock - Ships within 24 hrs
- Standard® - Handypack™ Dimmer Switch Connector (HP3920)Handypack™ Dimmer Switch Connector (HP3920) by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...Premium parts you can rely onDesigned to restore functionality$2.67In Stock - Ships within 24 hrs
- Standard® - Handypack™ Headlight Wiring Harness (LWH106)Handypack™ Headlight Wiring Harness (LWH106) by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for...Premium parts you can rely onDesigned to restore functionality$21.97In Stock - Ships in 24 to 48 hrs
- Standard® - Handypack™ Parking Light Bulb Socket (HP4670)Handypack™ Parking Light Bulb Socket (HP4670) by Standard®. Size: 8" Wire. Wire Quantity: 3. Location: Park and Turn Signal. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest...The handypack™ program is the most complete wiring center. Featuring application and non-application electrical products, handypack™ has the products and tools needed to get your electrical job done rightPigtail and Socket Assembly$10.16In Stock - Ships within 24 hrs
- Standard® - Headlight Connector (HP4505)Headlight Connector (HP4505) by Standard®. Finish: Black. Shape: Triangular. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest...Premium parts you can rely onDesigned to restore functionality$7.23In Stock - Ships within 24 hrs
- Standard® - Headlight Connector (S-524)Headlight Connector (S-524) by Standard®. High Beam. Finish: Black/Blue. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest...Premium parts you can rely onDesigned to restore functionality$5.61In Stock - Ships within 24 hrs
- Standard® - Headlight Connector (S-523)Headlight Connector (S-523) by Standard®. Finish: Black/Blue. Wire Quantity: 2. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest...Offering hundreds of high-quality pigtails and sockets for nearly every electrical jobUtilizing high grade materials to ensure peak conductivity and perfect connections$6.97In Stock - Ships within 24 hrs
- Standard® - Headlight Dimmer Switch Connector (S-72)Headlight Dimmer Switch Connector (S-72) by Standard®. With Locking Tabs. Finish: Black. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and...Offering hundreds of high-quality pigtails and sockets for nearly every electrical jobUtilizing high grade materials to ensure peak conductivity and perfect connections$2.89In Stock - Ships within 24 hrs
- Standard® - Headlight Dimmer Switch Connector (S-64)Headlight Dimmer Switch Connector (S-64) by Standard®. Finish: Black. Harness Length: 13 1/2". Wire Quantity: 3. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products,...Offering hundreds of high-quality pigtails and sockets for nearly every electrical jobUtilizing high grade materials to ensure peak conductivity and perfect connections$4.11In Stock - Ships within 24 hrs
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.