Audi A4 Electrical Parts
Light Switches- Light Relays + Sensors
- Fuses
- Air Bag Parts
- Electrical Wiring, Cables & Connectors
- Replacement Gauges
- Power + Heated Seats
- Cruise Control
- Horns
- Power Mirror Switches + Relays
- Sunroof + Convertible Top Motors
- Door Lock Actuators + Switches
- Trunk & Tailgate Lock Motors, Switches, Relays
- Cigarette Lighters + Components
- Window Motors + Switches
- Alternators
- Starters
- Batteries
- Voltage Regulators
- A/C Relays, Sensors
- Fuel Sensors & Switches
- Cooling System Switches, Sensors & Relays
- Oxygen Sensors
- Engine Sensors, Relays, Switches & Connectors
- Transmission Solenoids, Sensors, Switches & Control Units
- Starting & Charging Relays, Cables, Connectors
- Brake System Sensors
- Steering Valves, Relays & Sensors
- Mass Air Flow Sensors
- Ignition Relays, Sensors & Switches
- A/C Control Units
- ABS System Parts
- Self-Leveling Sensors
- EV Charging
- Wiper Motors & Harnesses
- Wiper Switches
- Bosch®Wideband Oxygen SensorWideband Oxygen Sensor by Bosch®. This sensor utilizes a sophisticated sensing element enabling it to produce a precise output in proportion to the air/fuel ratio. Wideband sensors use a more sophisticated sensing element that provides...Detects the exact amount of unburned fuel in the exhaust streamOE connectors and OE-style harness for continuous wire from connector to sensor$56.20 - $566.84
- PowerStop®Euro-Stop™ Electronic Pad Wear SensorEuro-Stop™ Electronic Pad Wear Sensor by PowerStop®. Replace your brake pad Electronic wear sensors with every brake pad replacement to avoid issues with your brake pad wear indicator on the dashboard. These replacements are a direct...Withstands heat stress up to 500 degreesSuper conductive electrodes$1.51 - $96.41
- Bosch®Starter RelayStarter Relay by Bosch®. Do you hear nothing but "click, click" when you turn the key? Is the BATTERY dash light on? Your vehicle is in need of engine electrical system repair, but before you waste your time and gas running out to the...Designed in compliance with rigorous factory standardsHigh level of quality, ultimate reliability, and solid value$2.06 - $45.56
- iD Select®AlternatorAlternator by iD Select®. Swap out your worn-out or malfunctioning part with this top-notch product from iD Select. It’s built to OEM specifications to offer the same fit, form, and function as your factory component. Designed to...Direct OEM replacement for your malfunctioning partMade to deliver the ultimate in quality, reliability, and value$26.53 - $385.18
- UAC®HVAC Pressure TransducerHVAC Pressure Transducer by UAC®. UAC’s line of electrical components includes the Switches and Relays that are necessary for the proper function of an A/C System. They are produced at top tier facilities with strong quality...Helps maintain a desired temperature inside your carMade of durable materials$7.50 - $163.21
- Standard®Fuel Injector ConnectorFuel Injector Connector by Standard®. 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$6.83 - $87.62
- Universal Air Conditioner®A/C Clutch Cycle SwitchA/C Clutch Cycle Switch by Universal Air Conditioner®. UAC’s line of electrical components includes the Switches and Relays that are necessary for the proper function of an A/C System. They are produced at top tier facilities with...Helps maintain a desired temperature inside your carMade of durable materials$7.75 - $29.01
- Walker Products®Mass Air Flow SensorMass Air Flow Sensor by Walker Products®. 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$35.19 - $1,153.14
- EBC®Replacement Wear Indicators for Brake PadsReplacement Wear Indicators for Brake Pads by EBC®. This is one replacement electronic wear sensor needed when installing new brake pads on vehicles so equipped. Get the fit and lasting quality of original equipment without paying 100%...Sensor that is triggered by contact with brake rotor upon significant brake pad wearEach sensor includes attached cable that connects to vehicle$7.12 - $58.55
- Facet®Engine Coolant Temperature SensorEngine Coolant Temperature Sensor by Facet®. The electronic engine management system has become a fundamental element in modern motor vehicles. It works to prevent failures that might seriously compromise the safety of the driver....The reliable goods for increase of reliability of the carQuality equal, if not superior, to that of the original components$8.03 - $28.24
- Genuine®Camshaft Position Sensor ConnectorCamshaft Position Sensor Connector by Genuine®. Genuine is here to give you the ultimate in quality and reliability at a cost you can afford. Designed utilizing the latest technologies and manufactured from premium materials using...Made with precision and quality in mindDesigned to meet your specific needs$15.54 - $74.32
- Vemo®Fuel Pressure SensorFuel Pressure Sensor by Vemo®. 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$57.19 - $577.91
- gpd®Engine Coolant Temperature SensorEngine Coolant Temperature Sensor by gpd®. Want to keep your vehicle performing reliably? Then premium gpd aftermarket auto parts are right up your alley. They are manufactured from superior-quality materials and feature solid...Designed to meet/exceed OE fit, form and functionDurability tested on every new design$6.25 - $350.56
- TRQ®Oxygen SensorOxygen Sensor by TRQ®. If your oxygen sensor fails, replace it with this top-grade part developed to easily fix the problem. Built to fit and function exactly as the part it is replacing, the product provides excellent OEM performance...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$29.71 - $189.10$30.95 - $194.95Save up to 6%
- ACDelco®Professional™ BatteryProfessional™ Battery by ACDelco®. ACDelco Professional Automotive batteries have high cycling capabilities, are remarkably charge-receptive, and are necessary for start/stop applications. The Absorbed Glass Mat design is 100% leak...High density negative paste, improves performance and increases battery lifeEnhanced life alloy/Silver Calcium stamped alloy increases cycle life and improves performance$166.95 - $362.11
- Spectra Premium®Mass Air Flow SensorMass Air Flow Sensor by Spectra Premium®. 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...Provide more consistent voltage to eliminate engine rough idle problemsPlatinum connector threads reduce the number of connection points for faster reaction to change$27.16 - $1,336.62
- Beck Arnley®Brake Pad Wear SensorBrake Pad Wear Sensor by Beck Arnley®. When investing in this superior product by Beck Arnley, expect to get the exact OEM look, function, and fit. The product was developed to stringent factory specifications and crafted using...Perfect fit and function is guaranteedMade from the same gauge material as your original part$1.58 - $74.21
- TYC®StarterStarter by TYC®. As soon as your starter motor fails, you can feel it right away. Well, if your starter motor is damaged, you no longer have to pay the high dealer price for a replacement because TYC will give you the same quality for...OE quality at an affordable priceDirect replacement$58.98 - $159.34
- ACDelco®Gold AlternatorGold Alternator by ACDelco®. Designed utilizing the latest technology, this product features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is manufactured to meet or exceed stringent...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$32.04 - $330.50
- TRQ®Engine Camshaft Position SensorEngine Camshaft Position Sensor by TRQ®. Replace your vehicle’s faulty cam sensor with the TRQ engine camshaft position sensor to make your engine perform as it should and bring your vehicle back to its former glory. Developed and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$15.93 - $117.07$16.95 - $121.95Save up to 8%
- Walker Products®Oxygen SensorsOxygen Sensors by Walker Products®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver great quality...High quality at an affordable priceExpertly made from premium materials$18.94 - $300.65
- iD Select®StarterStarter by iD Select®. Swap out your worn-out or malfunctioning part with this top-notch product from iD Select. It’s built to OEM specifications to offer the same fit, form, and function as your factory component. Designed to provide...Direct OEM replacement for your malfunctioning partMade to deliver the ultimate in quality, reliability, and value$27.12 - $287.13
- Bosch®AlternatorAlternator by Bosch®. If all you hear when starting your car is a click-click sound, chances are your alternator has died on you. Bosch Alternator is built especially for extremes of heat and cold; it features more new parts and is...Ensures cranking and starting performance under all temperature extremes100% full-load tested – meets or exceeds OE manufacturers' torque, amperage draw and RPM standards$0.04 - $984.15
- Four Seasons®HVAC System SwitchHVAC System Switch by Four Seasons®. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it once and fix it right with Four Seasons.Premium parts you can rely onDesigned to keep your A/C system in top shape$4.43 - $200.66
- DFC®Hi-Temp Disc Brake Pad Wear SensorHi-Temp Disc Brake Pad Wear Sensor by DFC®. When it comes to accurately monitoring the brake pad wear level, DFC Hi-Temp Brake Sensors are the go-to sensors that brake installers trust.Engineered from high temperature resistant materials to withstand high operating temperature ranges, up to 500°FManufactured with Highly Conductive Electrodes to accurately monitor pad wear level$1.46 - $36.40
- Gates®Cooling Fan ModuleCooling Fan Module by Gates®. Expertly designed with top-of-the-line technology to outdo the competition, this one-of-a-kind product will surpass your highest expectations. It was made using first-rate materials and up-to-date equipment...Great design and functionMade from sturdy materials$20.70 - $562.02
- Walker Products®Engine Coolant Temperature SensorEngine Coolant Temperature Sensor by Walker Products®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...High quality at an affordable priceExpertly made from premium materials$6.51 - $141.28
- Dorman®Fuel Pressure SensorFuel Pressure Sensor by Dorman®. 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...Sold in pairs for convenient installationCorrosion resistant$39.53 - $109.88
- Bosch®Camshaft Position SensorCamshaft Position Sensor by Bosch®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to provide a perfect fit...Compliant with the strictest standards for qualityExpertly crafted using the up-to-date technology$17.22 - $162.64
- Standard®Intermotor™ ABS Wheel Speed Sensor Wire HarnessIntermotor™ ABS Wheel Speed Sensor Wire Harness 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...High quality at an affordable priceExpertly made from premium materials$21.76 - $352.04
Shop By Service Type
- Cruise Control Switch Replacement
- Fog Light Relay Replacement
- Sunroof Motor Replacement
- Headlight Closure Relay Replacement
- Air Bag Clockspring Replacement
- Parking Brake Warning Switch Replacement
- Backup Light Switch Replacement
- Vehicle Speed Sensor Replacement
- Cruise Control Clutch Release Switch Replacement
- Door Mirror Switch Replacement
Produced since the mid-90s, the A4 has quickly become a favorite among luxury car buyers thanks to its sharp handling, available Quattro all-wheel drive and beautifully finished cabin. It makes no matter which model year you have, the A4 promises both excellent performance and sleek style inside and out. If you want your Audi A4 to be in top working order, proper maintenance and timely repair are of the utmost value. We carry an exhaustive collection of high-quality Audi A4 electrical parts to keep your vehicle’s electrical system in top shape. When it comes to the electrical system, you can’t cut corners, which is why each product on offer can be relied on for quality.
Power window motors, light switches, ignition switches, starters, oil temperature gauges are just a few products in our huge selection. Cooperating with the leaders in the automotive field such as Rugged Ridge, Auto Meter, SWF, Smittybilt, etc., we want you to make sure that the highest possible quality and optimum performance are what you get with each and every part you purchase from us. To get more information about the electrical part you want to order, contact us and let our highly qualified team members assist you anytime.
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Audi A4 Electrical Reviews
7 reviews
Quick fix for transmission errors.
Replacement ID0136AA0120R00 - Speed SensorPosted by Donald (Houston, TX) / May 24, 20242002 Audi A4
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