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
- WVE®Alternator DiodeAlternator Diode by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to meet or exceed the OEM...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$7.99 - $21.88
- ACDelco®Professional™ Alternator DiodeProfessional™ Alternator Diode by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is manufactured...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$10.72 - $34.18
- Standard®Alternator Drive End BearingAlternator Drive End Bearing by Standard®. SMP's vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity to all...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$15.41
- CFR Performance®AlternatorAlternator by CFR Performance®. Want your vehicle to look and perform at is best? Then superior-grade CFR Performance automotive parts and accessories are for you. They are made from high-strength materials using advanced manufacturing...Expertly Crafted from the highest grade materialsBuilt to provide the ultimate in reliability and strength$174.02 - $210.65
- Flaming River®AlternatorAlternator by Flaming River®. Designed utilizing the latest technology, this product by Flaming River features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is manufactured to meet...Manufactured from premium materialsDesigned to strict quality standards$866.22 - $1,016.13
- Flaming River®HD AlternatorHD Alternator by Flaming River®. The Big Block of Alternators provides massive low RPM output. This high-performance alternator features a large case, rectifier and 12 press-fit diodes for long service life under the most intense...180 Amps Output at 800 RPM / Stable to over 20,000 RPM pulley speedTwin Rectifier Plates with 12 press-fit diodes allow for 300% more surface area for heat dissipation$946.35 - $1,072.21
- PCE®OEM-Compact StarterOEM-Compact Starter by PCE®. PCE OEM-style high-torque replacement starters look like your OE starter but pack a hidden surprise of high-torque cranking power! How do they do it? Easy - they combine an electric motor that is much...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$60.20 - $93.00
- Powermaster®Retro Style AlternatorRetro Style Alternator by Powermaster®. Get the ultimate in quality and performance with second-to-none starting and charging components from Powermaster. Meticulously engineered to work perfectly with high-compression engines and...Perfect for high-compression and modified enginesEngineered to fit both gas and diesel applications$264.96 - $417.21
- Tuff Stuff Performance®Gear Reduction StarterGear Reduction Starter by Tuff Stuff Performance®. Tuff Stuff starters are hand made from premium quality new components - not remanufactured - and are quality built in USA. Most Gear Reduction style starters, which are considerably...Designed For High Horsepower And High Compression EnginesLighter And Smaller Than OE Starters$150.00 - $294.62
- Tuff Stuff Performance®OEM Style StarterOEM Style Starter by Tuff Stuff Performance®. Tuff Stuff Performance starting and charging system parts are designed and engineered for customers seeking powerful and efficient spark and reliable power supply for their muscle cars. Made...Designed For High Horsepower And High Compression EnginesLighter And Smaller Than OE Starters$145.13 - $317.99
- Dorman HD Solutions®Barometric Pressure SensorBarometric Pressure Sensor by Dorman HD Solutions®. Is your car noisier these days? Can you smell exhaust fumes in the cabin? Exhaust system repairs should not be put off, both for safety and legal reasons, but before you waste your...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$44.16 - $75.19
- PAI®Low Pressure SwitchLow Pressure Switch by PAI®. Sold Individually. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Size Pipe Thread: 1/4inNormally Closed 0 psig$24.85
- PAI®Relay SwitchRelay Switch by PAI®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from industry-leading materials...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$18.09 - $68.95
- Motorcraft®Brake Pressure RelayBrake Pressure Relay by Motorcraft®. Motorcraft brake pressure relay are designed for maximum performance and durability.Direct OEM replacementMeets strict Ford Motor Company standards$33.39
- BD Diesel Performance®Fuel Line Junction BlockFuel Line Junction Block by BD Diesel Performance®. This BD Diesel Performance product is just the option for you in case you want to get the most out of your auto. It is made from first-rate materials to provide the highest level of...Top-grade fuel system upgrade that will take your driving to the next levelDesigned to help you maximize your vehicle’s fuel system efficiency$126.95
- Holley®Bracket KitBracket Kit by Holley®. Make your vehicle faster and more powerful with premium-quality performance fuel system parts stocked on our website. Manufactured using the highest grade materials and the latest technology, they deliver the...High quality at an affordable priceExpertly made from premium materials$1,099.95 - $1,699.95
- Holley®LS Steam Tube KitLS Steam Tube Kit by Holley®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy, no-hassle installation...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$149.95
- JT&T®2-Wire Fuel Injector Connector Pigtail2-Wire Fuel Injector Connector Pigtail by JT&T®. Designed utilizing the latest technology, this product by JT&T features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...Manufactured with the use of the finest materialsWill provide utmost durability and performance$4.10
- JT&T®3-Wire Throttle Position Sensor Connector Pigtail3-Wire Throttle Position Sensor Connector Pigtail by JT&T®. Designed utilizing the latest technology, this product by JT&T features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it...Manufactured with the use of the finest materialsWill provide utmost durability and performance$13.50
- JT&T®3-Wire Throttle Position Sensor and Oil Pressure Switch Connector Pigtail3-Wire Throttle Position Sensor and Oil Pressure Switch Connector Pigtail by JT&T®. Designed utilizing the latest technology, this product by JT&T features premium quality and will perform better than advertised. Perfect for your...Manufactured with the use of the finest materialsWill provide utmost durability and performance$10.41
- Merchant Automotive®Fuel Feed HoseFuel Feed Hose by Merchant Automotive®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy, no-hassle...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$118.65 - $121.15
- Merchant Automotive®Injector Harness UpgradeInjector Harness Upgrade by Merchant Automotive®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy,...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$634.22
- Merchant Automotive®Water in Fuel PlugWater in Fuel Plug by Merchant Automotive®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy,...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$28.49
- Mopar®Fuel Injection Pressure SensorFuel Injection Pressure Sensor by Mopar®. Bring your vehicle’s fuel system back to its top shape with this top-notch part. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy, no-hassle...Designed as a replacement for your worn-out fuel system partWill help optimize your vehicle’s performance and fuel efficiency$597.76
- CRS®Assembly Mass Air Flow SensorAssembly Mass Air Flow Sensor by CRS®. Make sure your engine breathes properly with our selection of top-quality replacement air intake parts. These parts are made by trusted brands that use the finest materials and the latest...Perfect solution to keep your air intake system performing the way it was designed toCrafted from the highest grade materials for dependable, long-lasting service$67.13 - $80.57
- CRS®Mass Air Flow SensorMass Air Flow Sensor by CRS®. Make sure your engine breathes properly with our selection of top-quality replacement air intake parts. These parts are made by trusted brands that use the finest materials and the latest manufacturing...Perfect solution to keep your air intake system performing the way it was designed toCrafted from the highest grade materials for dependable, long-lasting service$44.77 - $60.79
- Edelbrock®Mass Air Flow Sensor Kit (Semi Truck)Mass Air Flow Sensor Kit (Semi Truck) by Edelbrock®. Edelbrock's high flow Mass Air Flow Sensor (MAFS) is a perfect upgrade for any MAFS equipped vehicle with performance upgrades that have elevated air flow above the range of the stock...Engineered to help upgrade your vehicle’s power and overall performanceManufactured from high-grade materials for long-lasting service in various conditions$224.95
- Herko®Engine Camshaft Position SensorEngine Camshaft Position Sensor by Herko®. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy, no-hassle installation and help restore proper fuel system functionality needed to keep your...Will help optimize your vehicle’s performance and fuel efficiencyBuilt using high-grade materials for ultimate quality and durability$13.02 - $21.00
- Herko®Engine Crankshaft Position SensorEngine Crankshaft Position Sensor by Herko®. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy, no-hassle installation and help restore proper fuel system functionality needed to keep...Will help optimize your vehicle’s performance and fuel efficiencyBuilt using high-grade materials for ultimate quality and durability$13.68 - $28.00
- Herko®Engine Oil Pressure SwitchEngine Oil Pressure Switch by Herko®. Designed as a direct-fit replacement of your worn-out or malfunctioning part, it will provide easy, no-hassle installation and help restore proper fuel system functionality needed to keep your...Will help optimize your vehicle’s performance and fuel efficiencyBuilt using high-grade materials for ultimate quality and durability$8.21 - $25.00
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.