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Sensors: Oxygen, Map, Knock Sensor & More

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Results 1 - 24 of 71

Standard Motor Intake Air Temperature Sensors

Don't take chances with old, questionable, or faulty intake air temperature sensors that can send misleading information to you and your vehicle's computer. Standard Motor Products offers replacements designed to exceed OEM specifications for dependable, accurate, maintenance-free operation. These intake air temperature sensors are available for a wide range of makes and models, and some units also include a wiring harness. Trust your vehicle's electrical system needs to Standard Motor Performance.

5.0 out of 5 stars ( 11 )

$10.99

$112.99

Edelbrock Pro-Flo EFI Replacement Intake Air Temperature Sensors

Edelbrock Pro-Flo EFI replacement intake air temperature sensors are available for their Pro-Flo and Pro-Flo XT EFI systems. When it comes to components to keep your EFI system working smoothly, Edelbrock has you covered.

5.0 out of 5 stars ( 2 )

$40.95

$58.95

Lowdoller Motorsports Turbo Intake Air Temperature Sensors

Lowdoller Motorsports turbo intake air temperature sensors offer benefits including fast and accurate readings, enhanced engine safety, and better tuning control. These sensors provide the ECU (Engine Control Unit) with precise and immediate temperature data, which is especially critical in turbo and supercharged engines where air temperatures can fluctuate significantly. By accurately measuring the temperature and, by extension, the density of the air intake, the engine control unit can make real-time adjustments to fuel injection. This ensures the engine maintains the ideal air/fuel ratio for maximum power and efficiency under operating conditions.

Not Yet Reviewed

$36.00

Lowdoller Motorsports Intake Air Temperature Sensor Thermocouples

Lowdoller Motorsports intake air temperature sensor thermocouples measure the temperature of air entering an engine to provide data to the Engine Control Unit (ECU), which uses the information to optimize air-fuel mixtures, ignition timing, and overall engine performance. This real-time data can help prevent engine damage by preventing issues like pre-ignition and knocking, ensuring improved fuel efficiency, reduced emissions, and smoother operation. Compared to standard thermistor IAT sensors, Lowdoller air intake temperature sensor thermocouples offer greater accuracy and a faster time response for their specific application, while also freeing up an ECU's analog input for other uses, though they do require a specialized amplifier and wiring, which are sold separately.

Not Yet Reviewed

$99.50

Lowdoller Motorsports Intake Air Temperature Sensors

Lowdoller intake air temperature sensors are compatible with major aftermarket ECU systems like Holley, FuelTech, Haltech, and MegaSquirt, ensuring easy integration into a wide variety of performance builds. While known for their high-quality and affordable price, these sensors offer the same primary benefits as other high-performance IAT sensors. Their main advantage is providing precise, real-time data to your engine's control system, which is vital for high-performance and motorsport applications.

Not Yet Reviewed

$17.50

On Sale

JET Powr-Flo Mass Airflow Sensors

JET Powr-Flo mass airflow sensors are designed to deliver improved horsepower, torque, and mileage from your car, truck, or SUV by simply replacing the restrictive stock mass air sensor. The factory sensor not only is a major restrictive point in stock intake systems, but it also limits the full potential of aftermarket cold air intake systems. The flow bench tested design of the JET mass air sensors provide airflow increases of up to 45 percent and installs in 10 minutes or less. They are compatible with other aftermarket upgrades including but not limited to: Performance tuning (chips, modules, etc.), exhaust modifications (cat-back, headers, etc.), cold air intakes, and ignition systems. Order the model designed to fit your needs.

4.04 out of 5 stars ( 245 )

$149.96

$337.49


$134.96

$303.74

On Sale

Holley Sniper MAP Sensors

The pressure inside the intake manifold is an extremely important input to the engine control unit. Holley Sniper MAP sensors respond to changes in manifold pressures and relay the information to the ECU in the form of a voltage signal ranging from 1-5 volts. These replacement sensors will handle applications up to 25 lbs. of boost. Additional notes: * Utilizes stock attaching points * Sensor monitors manifold vacuum, varying output voltage to the ECU as a function of load placed on the engine—providing necessary data to control fuel enrichment

4.33 out of 5 stars ( 3 )

$35.65


$32.09

Caspers Electronics Camshaft Position Sensor Adapter Harnesses

Caspers Electronics camshaft position sensor adapter harnesses allow the cam sensor used on the front of a LS2 motor to be plugged into the LS1 cam sensor connection located at the back of the intake manifold. These harnesses are perfect for LS2 motor conversions—and are compatible with the PCM harness in LS1 Corvette and F-Body cars. They are fully plug-and-play with factory connector and sensor. The high-temperature nylon loom remains flexible, while not melting sitting on top of the motor.

3.57 out of 5 stars ( 7 )

$29.79

Granatelli Motor Sports Mass Airflow Sensors

Granatelli offers innovative mass airflow sensors as an upgrade for your stock MAF. The sensors feature state-of-the-art hybrid electronics, which provide improved ignition and injector timing control that results in a 10 to 15 hp gain at the rear tires. They're easy to install and housed in a rugged, injection-molded body to reduce heat soak, which is a common problem with stock metal sensors.

3.5 out of 5 stars ( 6 )

$225.19

$500.65

Standard Motor Air Charge Temperature Sensors

When you need an air charge temperature sensor, Standard Motor Products offers engine management for your vehicle. Their OE replacements offer quality and the right fit to keep you moving. Today's autos are highly computer-controlled, so it's important that the right data is received to maintain optimum engine performance. Standard manufactures critical components, like air temperature sensors, that your engine can count on for the right information. So, when your OE air temperature sensors fail, trust Standard Motor Products for replacements.

5.0 out of 5 stars ( 3 )

$18.50

$73.99

Summit Bucks

ACDelco Air Temperature Sensors

ACDelco offers air charge temperature sensors for thousands of applications from the 1980s and up. These direct-fit OE replacements install easily and deliver factory-style performance. Maintaining the right temperature for the correct mix of air and fuel is crucial to engine efficiency. Order the sensor recommended for your vehicle.

4.9 out of 5 stars ( 20 )

$23.99

$61.99

Delphi Air Charge Temperature Sensors

Delphi air charge temperature sensors offer a durable OE replacement you can rely on! Built with the latest OE technology, these sensors are a one-piece design that eliminates internal connectors and failure points for more reliable service. Delphi temperature sensors have rugged plastic shells and thermistor pre-mold subassemblies or brass. Plus, they eliminate electrical interference. Get accurate readings--replace your original equipment with Delphi air charge temperature sensors.

5.0 out of 5 stars ( 2 )

$30.99

Hella MAP Sensors

Hella MAP sensors accurately measure the air/fuel ratio of your engine and helps provide the data to the ECM. These are quality-built, direct replacements for your malfunctioning sensors. The amount of electronic components in vehicles is constantly growing, and Hella is ready to help you service them to keep your vehicle properly maintained for the road ahead.

Not Yet Reviewed

$39.99

$62.99

Beck/Arnley Air Temperature Sensors

Beck/Arnley air charge temperature sensors offer you the peace of mind of knowing that you have high-quality, direct fit OE replacements. That means that you can install them easily and you're ready to go, knowing that they will perform just as expected. They are made from premium materials that include corrosion resistant terminals and coatings to ensure a long life. Is your car idling rough or stalling at red lights? Maybe you need a new air temperature sensor, and Beck/Arnley is the brand that gets it right. The right temperature for the right mix of air and fuel with their engine management parts made right.

Not Yet Reviewed

$31.99

Chevrolet Performance MAP Sensors

Chevrolet Performance MAP sensors are high-quality, direct-fit replacements for worn or malfunctioning MAP (manifold absolute pressure) sensors. These sensors accurately produce voltage or frequency as intake manifold pressure changes--and the computer uses this information to measure engine load so that the ignition timing can be advanced and retarded as needed. The MAP sensors are available to fit most GM engines, including the LS Series. They're built from factory-style materials and easily install in the stock location, so no modifications are necessary.

5.0 out of 5 stars ( 1 )

$45.99

$72.99

Summit Bucks

ACDelco GM Genuine Parts Manifold Absolute Pressure Sensors

ACDelco GM Genuine Parts manifold absolute pressure sensors measure the intake manifold pressure, and are GM-recommended replacements for your vehicle's original component. The MAP sensor is a part of the fuel and engine management system. Its signal is used by the engine control module along with the throttle position sensor to calculate the amount of air entering the engine so that the correct amount of fuel is injected for optimum combustion. GM Genuine Parts manifold absolute pressure sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

4.83 out of 5 stars ( 24 )

$22.99

$118.99

Summit Racing™ MAP Sensors

Summit Racing™ offers high-quality, direct-fit replacements for worn or malfunctioning MAP (manifold absolute pressure) sensors. These sensors accurately produce voltage or frequency as intake manifold pressure changes—and the computer uses this information to measure engine load so that the ignition timing can be advanced or slowed as needed. The World's Speed Shop® designed these devices to fit most GM engines, including the LS Series. Summit Racing Equipment® MAP Sensors feature factory-style materials and easily install in the stock location, so no modifications are necessary.

5.0 out of 5 stars ( 1 )

$36.99

Summit Bucks

ACDelco Gold Manifold Absolute Pressure Sensors

ACDelco Gold manifold absolute pressure sensors are high-quality replacements for many vehicles on the road today. MAP sensors are part of the fuel and engine management system, measuring the intake manifold pressure. Their signal is used by the engine control module, along with the throttle position sensor, to calculate the amount of air entering the engine--so that the correct amount of fuel is injected for optimum combustion. Order the model recommended for your application.

4.75 out of 5 stars ( 8 )

$61.99

$86.99

DIYAutoTune IAT Sensors

For the recommended fast-response IAT (intake air temperature) sensor on forced-induction vehicles, DIYAutoTune offers IAT measuring devices with an open element. These proper GM-style sensors feature a design for use with all MegaSquirt and MS3Pro ECUs. They include a 6 in. wire pigtail with a weatherproof connector. Get your engine management system back online with an assist from DIYAutoTune IAT sensors.

5.0 out of 5 stars ( 3 )

$24.49

Chevrolet Performance Knock Sensor Grommets

These Chevrolet Performance knock sensor grommets are OEM replacement grommets for your GM knock sensors. They hold the bottom of the knock sensor onto the intake valley cover on all Gen III engines, except for the LS7. If you need new knock sensor grommets, make sure that you get Chevrolet Performance OEM replacements to ensure long-lasting performance and durability.

4.67 out of 5 stars ( 3 )

$17.99

On Sale

MSD MAP Sensors

The pressure inside your intake manifold is extremely important input to the ECU—so a quality MAP sensor from MSD is crucial to your engine's performance. These replacement sensors will respond to changes in manifold pressures and relay the information to the ECU in the form of a voltage signal ranging from about 1 to 5 V. They're available in several different versions for naturally aspirated engines, as well as engines with forced induction.

4.73 out of 5 stars ( 11 )

$184.95


$73.69

$166.45

Caspers Electronics Knock Sensor Wiring Harnesses with LS1 Cam Sensor Adapter

Caspers Electronics knock sensor wiring harnesses with LS1 cam sensor adapter allow the cam sensor used on the front of an LS2/3/4/7/9 engine to be plugged into the LS1 cam sensor connector located at the back of the intake manifold. They are ideal for LS2/3/4/7/9 motor conversions and are compatible with the PCM harness in LS1/LS6 vehicles. Additionally, they include a knock sensor extension, which allows the single-wire LS1 knock sensors located on top of the LS1 manifold to be relocated on both sides of the LS2-series block, using the factory LS1 engine harness. The Caspers Electronics knock sensor wiring harnesses with LS1 cam sensor adapter have the correct length and thermal protection required when routing near hot engine components.

3.4 out of 5 stars ( 5 )

$55.99

FuelTech Temperature Sensors

FuelTech's temperature sensors are engineered to provide accurate, real-time data for high-performance automotive and racing applications. The benefits of the FuelTech's temperature sensors stem from their durability, precision, and seamless integration with FuelTech's engine management systems (ECUs). By monitoring the temperature of the intake air and fuel, the ECU can make fine-tuned adjustments to fuel delivery and ignition timing to ensure a consistent air-fuel mixture for maximum power and efficiency.

Not Yet Reviewed

$69.00

Summit Bucks

Top Street Performance MAP Sensor Extension Harnesses

Top Street Performance MAP sensor extension harnesses help you complete your Velocity intake set-up. They convert an LS1/LS2-style MAP sensor to the later LS3-style. The harness works with Gen IV MAP sensors found in LS3, LS9, LSA, and Top Street Velocity intake manifold applications.

1.0 out of 5 stars ( 1 )

$29.62

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