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CHEVROLET Chevy small block Gen III/IV (LS-based engines) Sensors

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Results 1 - 24 of 90

Dorman Knock Sensor Kits

Is your check engine light on and vehicle running rough? Could be a failed knock sensor. Dorman knock sensor kits combine the necessary sensor and wiring harness that joins them for a complete repair in one package. Features include: * Plug-and-play installation--matches original wiring harness, requiring no cutting or splicing * Quality assured--benchmarked against original components for performance and quality * Excellent value--original equipment quality at significant cost savings

3.35 out of 5 stars ( 20 )

$77.95

Banks Power PedalMonster Throttle Response Enhancers

Banks Power PedalMonster is the first OBD-II connected throttle sensitivity controller for gas and diesel vehicles. Controlled via Banks iDash or mobile app, PedalMonster is the only module of its kind to offer safety features like ActiveSafety, Reverse Safety, and Adjustable Low-Speed Trim. Select the model that best suits your application. Product features: * City, Sport, and Track modes, each with 10 sensitivity levels * OBD-II connected * ActiveSafety failsafe circuitry with Health Monitoring * Reverse safety returns pedal to stock in reverse gear * Adjustable Low-Speed Trim controls how fast sensitivity is added at slow speeds * Powered by +12 V via OBD, not low-overhead pedal circuit * Controlled by iDash DataMonster, iDash SuperGauge and mobile app * View PedalMonster's activity in real-time via iDash and mobile app * Simple plug-and-play installation * Warranty friendly. Does not leave footprint after removal

4.74 out of 5 stars ( 38 )

$319.00

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 )

$44.99

Holley MAP Sensor Adapters

Holley offers MAP sensor adapters for a variety of Chevrolet LS engine applications from 1997 and up. They feature pre-terminated connectors and wiring for a direct plug-and-play installation. Depending on the model you select, the adapter will allow: * The installation of an LS3 MAP sensor in an LS2 or LS1 equipped vehicle * The installation of an MPFI WeatherPack 3-pin connector MAP sensor to the 3-pin Delphi GT connector * The installation of a Delphi MIP 3-pin connector MAP sensor to the 3-pin Delphi GT connector

4.85 out of 5 stars ( 20 )

$36.00

$40.21

ACDelco GM Genuine Parts Oxygen Sensors

ACDelco GM Genuine Parts oxygen (O2) sensors are special feedback sensors on your vehicle's exhaust system and are GM-recommended replacements for your vehicle's original components. They measure the proportion of oxygen in exhaust gases, then using the measurement, the engine control module (ECM) can adjust the air/fuel ratio to near the optimal value of 14.7:1. At this ratio, engine performance, emissions, and fuel economy are all optimized. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Choose the O2 sensor designed for your vehicle.

4.83 out of 5 stars ( 107 )

$51.99

$106.99

Chevrolet Performance Knock Sensor Wiring Harnesses

Engine knock is one of the most unwelcome problems to plague a vehicle. When your ignition timing becomes faulty, the results are felt unless corrected through a sensor. Chevrolet Performance knock sensor wiring harnesses should be used when replacing those key sensors, providing fresh OEM wiring and grommets. The harness units are available for over a hundred submodels from makers such as Chevrolet, GMC, Cadillac, Pontiac, Buick, and Hummer.

4.76 out of 5 stars ( 33 )

$74.99

Dorman Engine Oil Pressure Sensors

Try Dorman engine oil pressure sensors for accurate engine oil pressure readings. These replacement sensors will help you to protect your vehicle from being driven at low oil pressure, to avoid costly engine repairs and help maintain performance.

4.1 out of 5 stars ( 10 )

$45.99

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.

4.03 out of 5 stars ( 240 )

$187.46

$337.49

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

ACDelco GM Genuine Parts Engine Coolant Temperature Sensors

ACDelco GM Genuine Parts engine coolant sensors are a GM recommended replacement component for many vehicles on the road today. These original equipment engine coolant sensors are manufactured to fit your GM vehicle, providing you the same performance, durability, and service life you expect from General Motors.

4.67 out of 5 stars ( 69 )

$30.99

Summit Racing™ MAP Sensor Adapters

Summit Racing™ MAP sensor adapters enable you to use a Holley LS2 harness with LS3 engines. These adapters feature pre-terminated connectors and wiring for a direct plug-and-play installation.

5.0 out of 5 stars ( 4 )

$28.99

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 )

$81.99

ICT Billet Knock Sensor Brackets

ICT Billet knock sensor brackets allow LS Gen III knock sensors to be retained and relocated from the valley pan area to the bottom edge of the engine block. Machined from aerospace-grade billet aluminum, the brackets are compatible with all Gen III harnesses and knock sensors. Mounting hardware is included.

4.0 out of 5 stars ( 2 )

$87.99

Dorman Knock Sensor Wiring Harnesses

Dorman knock sensor wiring harnesses play a dual role in helping to monitor and protect your engine. They're manufactured from quality materials to ensure years of trouble-free performance. These OEM replacements are available for nearly 2,000 applications from the '90s and up.

4.85 out of 5 stars ( 26 )

$33.99

Bosch Premium Original Equipment-Type Oxygen Sensors

Save the environment and gasoline dollars. Tune-up with Bosch premium original equipment-type oxygen sensors for lower emissions and greater fuel economy. Properly functioning oxygen sensors are important when it comes to your vehicle's fuel economy and reducing harmful exhaust emissions. That's why checking for and replacing a worn-out oxygen sensor with one of these Bosch sensors is an important part of every routine tune-up. These O2 sensors feature an OEM connector for ease of installation. Bosch invented the automotive oxygen sensor and is the top choice of carmakers around the world. Order the model designed for fitment with your vehicle.

4.76 out of 5 stars ( 174 )

$31.99

$69.99

Delphi Mass Airflow Sensors

Delphi mass airflow sensors are the OE parts that your vehicle should have come with! Their MAF sensors are new, not remanufactured, and feature fast response for outstanding performance over a wide range of ambient temperatures. Delphi mass airflow sensors are engineered to provide your ECM with continuous, precise information to ensure optimal performance, fuel economy, and reduced emissions. Give your vehicle new life--replace worn OE parts with Delphi mass airflow sensors.

4.68 out of 5 stars ( 99 )

$82.99

$145.99

Chevrolet Performance Factory Replacement Dipstick Tubes

Chevrolet Performance factory replacement dipstick tubes are designed for use with your production GM engine block and aftermarket Chevrolet Performance Parts oil pan. They're manufactured from durable materials and install easily with no modifications. The dipstick tubes are available in more than a dozen configurations for vehicles from the 1960s and up. Order the model recommended for your application.

4.53 out of 5 stars ( 95 )

$50.99

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 )

$74.99

$83.99

Summit Racing™ Oxygen Sensor Extension Harnesses

Summit Racing™ oxygen sensor extension harnesses are a must with full-length headers and other specific applications. These extension harness sets feature a direct plug-in design to eliminate the cutting and lengthening of oxygen sensor wires, along with high-temperature sleeving to help protect the wires from heat. They're available in a variety of plug styles, harness lengths, and other options. Order the pair recommended for your vehicle.

4.15 out of 5 stars ( 13 )

$36.99

$59.99

ICT Billet MAP Harness Extensions

ICT Billet MAP harness extensions are ideal for use on many Chevrolet LS-based engines from 1997 and up. They're made with OEM tooling, connectors, lock seals, and terminals—and utilize factory harness wire colors. Don't chance a poorly running engine due to cheap wire connectors; choose the quality of ICT Billet MAP harness extensions.

4.5 out of 5 stars ( 4 )

$43.99

Chevrolet Performance MAF Sensor Housing Adapters

These Chevrolet Performance Parts MAF sensor housing adapters are designed to get your MAF sensor mounted properly. They are manufactured from quality materials and install onto the MAF sensor with no modifications.

4.86 out of 5 stars ( 7 )

$20.19

Caspers Electronics Oxygen Sensor Extension Harnesses

Casper Electronics oxygen sensor extension harnesses prevent cutting and safely extend your O2 sensor wires during relocation. They are available in several styles to suit your application.

4.7 out of 5 stars ( 56 )

$27.79

$28.79

Standard Motor Coolant Temperature Sending Units

Don't take chances with old, questionable, or faulty coolant temperature sending units that can give misleading information to you and your vehicle's computer. Standard Motor Products replacement coolant temperature senders are designed to exceed OEM specifications for dependable, accurate, maintenance-free operation. These temperature sensors are available in many sizes and configurations to fit a wide range of cars spanning several decades. Trust your vehicle's electrical system needs to Standard Motor Products.

4.21 out of 5 stars ( 99 )

$12.99

$14.99

Delphi Throttle Position Sensors

Are you experiencing hard starts, stalling issues, rough idle, or hearing a slight pinging within your engine? Don't panic. It may be related to a bad throttle position sensor. Delphi throttle position sensors are designed to sense throttle movement and change of position. They also regulate various engine and vehicle operations, including spark timing, air and fuel ratio, torque converter lockup, air conditioning, and idle speeds. With that said, throttle position sensors are an important component, and if your existing sensor seems to have gone bad, just swap it out for a new one from Delphi.

2.92 out of 5 stars ( 13 )

$89.99

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