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Porsche > 991 (911) MK1 2012-2016 > Engine Rebuild Parts > Air Intake & Injection >

Switches / Regulators / Sensors

Switches / Regulators / Sensors

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DISPLAYING 1 to 7 (of 7 products)
Air Intake Manifold Pressure Sensor. Porsche 991 Turbo - 99160618000
3
Air Intake Manifold Pressure Sensor. Porsche 991 Turbo
Special Order item
99160618000
Product Information
Product Information
Air Intake Manifold Pressure Sensor.

porsche

Fits:
Porsche 991 Turbo 2014-16

Click 'Zoom in' for large parts diagram.
Diagram ref no. 23

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99160618000
99160618000

The product you are viewing cross references to these numbers
Boost Pressure Sensor. Porsche 991 - 03G906051D
2
Boost Pressure Sensor. Porsche 991
Special Order item
03G906051D
Product Information
Product Information
Boost Pressure Sensor. 
Maintain optimum engine performance and precise turbocharger control with this Genuine Porsche Boost Pressure Sensor, a direct replacement for 03G906051D. Manufactured to Porsche's exact factory specifications, this sensor delivers the accuracy, reliability, and durability required for the engine management system to regulate turbocharger boost pressure and optimise engine efficiency. Designed to provide real-time intake pressure data to the engine control unit (ECU), it helps ensure smooth power delivery, efficient fuel combustion, and low exhaust emissions.

Fits:
  • Porsche 991.1 Carrera C2 3.4L (350 Bhp) 2012-16
  • Porsche 991.1 Carrera C2S / GTS 3.8L (400/430 Bhp) 2012-16
  • Porsche 991.1 Carrera C4 3.4L (350 Bhp) 2012-16
  • Porsche 991.1 Carrera C4S / GTS 3.8L (400/430 Bhp) 2012-16
I011 - Special Models GTS (991/981)
IX51 - For Cars With Powerkit 250kW

Diagram Ref No 23

The boost pressure sensor continuously monitors the pressure within the intake manifold or charge air system, enabling the ECU to adjust turbocharger boost, fuel injection, and air-fuel mixture according to engine load and driving conditions. Manufactured using high-quality electronic components within a durable, heat-resistant housing, it is engineered to withstand the demanding temperatures, vibration, and environmental conditions of the engine bay. This genuine Porsche replacement sensor is ideal for routine maintenance, engine diagnostics, and repairs.   

What This Product Does:
  • Monitors intake manifold and turbocharger boost pressure.
  • Sends accurate pressure readings to the engine control unit.
  • Supports precise turbocharger boost regulation.
  • Optimises fuel injection and combustion efficiency.
  • Improves engine performance, fuel economy, and emissions.
  • Replaces faulty or inaccurate boost pressure sensors.
  • Provides a genuine Porsche fit for straightforward installation.

Symptoms Of Wear Or Failure:
  • Engine management warning light illuminated.
  • Reduced engine performance or acceleration.
  • Turbocharger underboost or overboost conditions.
  • Poor throttle response.
  • Increased fuel consumption.
  • Vehicle entering limp-home mode.
  • Diagnostic fault codes relating to boost pressure or intake pressure.
  • Irregular turbocharger operation.

Why Replacement Matters:

  • The boost pressure sensor is a critical component of the engine management system, providing the ECU with the accurate intake pressure information required to control turbocharger boost and optimise engine operation. A faulty sensor can result in incorrect boost regulation, reduced engine performance, increased fuel consumption, higher exhaust emissions, and the vehicle entering reduced-power or limp-home mode. Continued operation with an inaccurate sensor may also place unnecessary strain on the turbocharger and related engine components.
  • Replacing a worn or faulty sensor with this Genuine Porsche Boost Pressure Sensor restores accurate boost pressure monitoring, improves turbocharger performance, enhances fuel efficiency, and supports reliable long-term engine operation. Manufactured to Porsche's exacting standards, it delivers exceptional fit, durability, precision, and reliability for Porsche maintenance, repairs, and engine management servicing.



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

03G906051D
03G906051D

The product you are viewing cross references to these numbers
Boost Pressure Sensor. Porsche 991 - 03G906051D - 6PP 009 400-471
2
Boost Pressure Sensor. Porsche 991
03G906051D/1
Product Information
Product Information
Boost Pressure Sensor. 
Maintain accurate engine management and optimum turbocharger performance with this HELLA Boost Pressure Sensor. As a leading Original Equipment (OE) manufacturer, HELLA produces high-precision engine management sensors that deliver exceptional accuracy, reliability, and long service life. Designed to monitor intake manifold or boost pressure, this sensor provides the engine control unit (ECU) with real-time pressure data to regulate turbocharger operation, fuel injection, and air-fuel mixture for maximum efficiency and performance.

Fits:
  • Porsche 991.1 Carrera C2 3.4L (350 Bhp) 2012-16
  • Porsche 991.1 Carrera C2S / GTS 3.8L (400/430 Bhp) 2012-16
  • Porsche 991.1 Carrera C4 3.4L (350 Bhp) 2012-16
  • Porsche 991.1 Carrera C4S / GTS 3.8L (400/430 Bhp) 2012-16
I011 - Special Models GTS (991/981)
IX51 - For Cars With Powerkit 250kW

Diagram Ref No 23

The boost pressure sensor continuously measures the pressure within the intake system, enabling the ECU to control turbocharger boost levels and optimise engine performance under varying driving conditions. Manufactured using high-quality electronic components within a durable, heat-resistant housing, it is engineered to withstand vibration, temperature fluctuations, and the demanding conditions of the engine bay. This makes it an ideal replacement for worn or faulty sensors during Porsche maintenance, repairs, or engine management servicing.  

What This Product Does:
  • Monitors intake manifold and turbocharger boost pressure.
  • Sends accurate pressure data to the engine control unit.
  • Supports precise turbocharger control.
  • Optimises fuel injection and air-fuel mixture.
  • Improves engine performance, efficiency, and emissions.
  • Replaces faulty or inaccurate boost pressure sensors.
  • Provides an OE-quality fit for straightforward installation.

Symptoms Of Wear Or Failure:
  • Engine management warning light illuminated.
  • Reduced engine performance or acceleration.
  • Turbocharger underboost or overboost conditions.
  • Poor throttle response.
  • Increased fuel consumption.
  • Vehicle entering limp-home mode.
  • Diagnostic fault codes relating to boost pressure or intake pressure.
  • Irregular turbocharger operation.

Why Replacement Matters:

  • The boost pressure sensor is a critical component of the engine management system, providing the ECU with the accurate pressure information required to control turbocharger boost and fuel delivery. A faulty sensor can result in incorrect boost regulation, poor engine performance, increased fuel consumption, higher exhaust emissions, and the vehicle entering reduced-power or limp-home mode. Continued operation with an inaccurate sensor may place unnecessary strain on the turbocharger and related engine components.
  • Replacing a worn or faulty sensor with this HELLA Boost Pressure Sensor restores accurate pressure monitoring, improves turbocharger control, enhances engine performance and fuel efficiency, and supports reliable long-term engine operation. Manufactured by HELLA to Original Equipment standards, this boost pressure sensor delivers exceptional fit, precision, durability, and reliability for Porsche maintenance, repairs, and engine management servicing.



Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

03G906051D
03G906051D

The product you are viewing cross references to these numbers
Grommet for engine bay temperature sensor. Porsche 996 GT3 / 997 GT3 / 991 GT3 / Carrera GT - 99611053090
3
Grommet for engine bay temperature sensor. Porsche 996 GT3 / 997 GT3 / 991 GT3 / Carrera GT
Special Order item
99611053090
Product Information
Product Information
Grommet for engine bay temperature sensor.

porsche

Fits:
Porsche 996 GT3 3.6L 1999-05
Porsche 997 GT3 3.8L 2007-11 (not RS version)
Porsche 991 GT3 3.8L / 4.0L 2013-17
Porsche Carrera GT 2004-06

Click 'Zoom in' for large parts diagram.
Diagram ref no 28

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

99611053090
99611053090

The product you are viewing cross references to these numbers
Intake manifold absolute pressure sensor (Map sensor). Porsche 991 / Boxster / Cayman / 958 / 970 - 94860618000, 0-261-230-247, 0261230247
4
Intake manifold absolute pressure sensor (Map sensor). Porsche 991 / Boxster / Cayman / 958 / 970
94860618000/2
Product Information
Product Information
Intake manifold absolute pressure sensor (Map sensor).

oematch

Fits:
Porsche 991.1 Carrera 2012-16
Porsche 991 R / GT3 / GT3 RS 2014-18
Porsche 981 Boxster 2012-16
Porsche 981 Boxster Spyder 2016
Porsche 981C Cayman 2014-16
Porsche 981C Cayman GT4 2016
Porsche 958 Cayenne 4.8L S / GTS / Turbo 2011-18
Porsche 970 Panamera 3.6L 2011-16
Porsche 970 Panamera S 4.8L 2010-13
Porsche 970 Panamera 4.8L GTS / Turbo 2010-16

Click 'Zoom in' for large parts diagram.
Diagram ref no 18

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

94860618000
94860618000
0-261-230-247
0261230247

The product you are viewing cross references to these numbers
Intake manifold absolute pressure sensor (Map sensor). Porsche 991 / Boxster /Cayman / 958 Cayenne / 970 Panamera - 94860618000, 0-261-230-247
4
Intake manifold absolute pressure sensor (Map sensor). Porsche 991 / Boxster /Cayman / 958 Cayenne / 970 Panamera
Special Order item
94860618000
Product Information
Product Information
Intake manifold absolute pressure sensor (Map sensor).

porsche

Fits:
Porsche 991.1 Carrera 2012-16
Porsche 991 R / GT3 / GT3 RS 2014-18
Porsche 981 Boxster 2012-16
Porsche 981 Boxster Spyder 2016
Porsche 981C Cayman 2014-16
Porsche 981C Cayman GT4 2016
Porsche 958 Cayenne 4.8L S / GTS / Turbo 2011-18
Porsche 970 Panamera 3.6L 2011-16
Porsche 970 Panamera S 4.8L 2010-13
Porsche 970 Panamera 4.8L GTS / Turbo 2010-16

Click 'Zoom in' for large parts diagram.
Diagram ref no 18

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

94860618000
94860618000
0-261-230-247

The product you are viewing cross references to these numbers
Intake manifold absolute pressure sensor (Map sensor). Porsche 991 / Boxster /Cayman / 958 Cayenne / 970 Panamera - 94860618000, 0-261-230-247, 0261230247
3
Intake manifold absolute pressure sensor (Map sensor). Porsche 991 / Boxster /Cayman / 958 Cayenne / 970 Panamera
94860618000/1
Product Information
Product Information
Intake manifold absolute pressure sensor (Map sensor).

bosch

Fits:
Porsche 991.1 Carrera 2012-16
Porsche 991 R / GT3 / GT3 RS 2014-18
Porsche 981 Boxster 2012-16
Porsche 981 Boxster Spyder 2016
Porsche 981C Cayman 2014-16
Porsche 981C Cayman GT4 2016
Porsche 958 Cayenne 4.8L S / GTS / Turbo 2011-18
Porsche 970 Panamera 3.6L 2011-16
Porsche 970 Panamera S 4.8L 2010-13
Porsche 970 Panamera 4.8L GTS / Turbo 2010-16

Click 'Zoom in' for large parts diagram.
Diagram ref no 18

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

94860618000
94860618000
0-261-230-247
0261230247

The product you are viewing cross references to these numbers
DISPLAYING 1 to 7 (of 7 products)
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About Switches / Regulators / Sensors

Air Intake Switches, Regulators & Sensors – Precision Control for Porsche Engine Efficiency

Air intake switches, regulators, and sensors are critical components in your Porsche’s engine management system, designed to monitor, control, and optimise the airflow entering the engine. These parts ensure precise fuel-air mixture regulation, allowing for efficient combustion, smooth performance, and compliance with modern emissions standards.

At Design911, we offer a complete range of genuine and high-quality air intake sensors, pressure regulators, and switches for numerous Porsche models, including 911, Boxster, Cayman, Cayenne, Macan, and Panamera. Each component is engineered to deliver accuracy, reliability, and seamless integration with your vehicle’s electronic control systems.

What Do Air Intake Switches, Regulators & Sensors Do?

These components are essential for maintaining the correct balance between air and fuel delivery. They perform several vital functions, including:

  • Monitoring airflow and pressure to regulate combustion efficiency.
  • Sending data to the ECU (engine control unit) for precise timing and fueling adjustments.
  • Ensuring smooth throttle response and stable idling.
  • Maintaining emission control by optimising air-fuel ratios under all conditions.

Together, they help your Porsche achieve maximum performance, fuel economy, and emissions compliance — whether under everyday driving or high-performance conditions.

Why Do Air Intake Switches, Regulators & Sensors Fail?

Over time, these components can degrade due to heat, vibration, or contamination. Common causes of failure include:

  • Carbon or oil buildup on sensor tips affecting readings.
  • Electrical failures from wiring corrosion or connector damage.
  • Mechanical wear in regulators or valves.
  • Vacuum leaks causing inaccurate air pressure readings.
  • Exposure to moisture leading to corrosion or short circuits.

Symptoms of failure include erratic idling, reduced power, poor fuel economy, engine misfires, or a check engine light triggered by faulty airflow data.

Why Replace Faulty Air Intake Components?

A malfunctioning air intake sensor or regulator can lead to incorrect air-fuel mixtures, reduced performance, and increased emissions. Replacing these components ensures your Porsche runs smoothly, efficiently, and safely.

Benefits of replacement include:

  • Restored power and throttle responsiveness.
  • Improved combustion efficiency and reduced emissions.
  • Reliable ECU communication and consistent performance.
  • Long-term durability with manufacturer-quality precision.

Our selection of intake regulators, pressure sensors, and switches are built with advanced electronics, corrosion-resistant materials, and precision calibration, ensuring reliable performance in all Porsche models.

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