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Turbo Chargers / Intercoolers & Parts
- 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
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
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
The product you are viewing cross references to these numbers
- 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
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
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
The product you are viewing cross references to these numbers
Turbochargers, Intercoolers & Parts – Precision-Engineered Performance for Porsche Engines
A turbocharger increases your Porsche’s power and efficiency by forcing more air into the engine’s combustion chamber, while the intercooler cools that compressed air to improve performance and reliability. Together, these components deliver the exhilarating acceleration and responsiveness that define Porsche engineering.
At Design911, we offer a comprehensive selection of turbochargers, intercoolers, and related components for Porsche models old and new. Manufactured using high-grade materials and advanced balancing technology, our range ensures consistent boost pressure, superior cooling efficiency, and long-term durability under extreme conditions.
Whether you’re restoring a classic 911 Turbo, upgrading a Cayman for track use, or replacing worn components on a modern model, our high-quality turbo and intercooler parts guarantee unmatched performance and reliability.
What Do Turbochargers & Intercoolers Do?
Turbochargers and intercoolers work together to enhance engine power, efficiency, and response.
Core Functions:
- Turbocharger:
Compresses intake air to increase the engine’s air/fuel ratio, producing
greater power.
- Intercooler:
Reduces the temperature of compressed air before it enters the engine,
improving combustion and preventing knock.
- Associated Parts: Turbo hoses, valves, clamps, and cooling lines maintain consistent boost pressure and reliable airflow.
Together, these systems optimise power delivery, throttle response, and engine longevity — key to achieving Porsche’s hallmark driving experience.
Why Do Turbochargers & Intercoolers Fail?
Turbo and intercooler systems operate under extreme temperatures and pressure. Over time, wear and heat cycling can cause performance degradation or failure.
Common Causes of Failure Include:
- Oil
contamination or starvation damaging the turbo bearings.
- Boost
leaks from worn seals, cracked hoses, or gaskets.
- Intercooler
clogging due to debris or oil residue.
- Excessive
exhaust temperatures leading to turbine damage.
- Corrosion or heat fatigue from prolonged high-speed driving.
Symptoms of failure include whining noises, loss of power, blue or black exhaust smoke, poor boost response, or oil leaks around the turbo system. Addressing these early can prevent costly repairs and maintain performance.
Why Replace Components?
Replacing a worn turbocharger or intercooler with a precision-engineered, high-performance alternative restores full boost pressure, temperature control, and efficiency — ensuring your Porsche performs as intended.
Key Benefits:
- Restores boost pressure and throttle response.
- Improves air cooling and power delivery.
- Prevents oil and boost leaks.
- Constructed from lightweight, heat-resistant materials.
- Direct-fit
compatibility for Porsche 911, Cayman, Boxster, Macan, Panamera and more.
- Ideal for performance upgrades, maintenance, or rebuilds.
High-quality turbo and intercooler components are essential for reliable, sustained performance in both road and track environments.
Highlights:
- Turbochargers, intercoolers & related parts for Porsche models.
- Precision-engineered to enhance airflow, boost, and cooling.
- Heat-resistant construction ensures durability and performance.
- Perfect for maintenance, upgrades, or complete rebuilds.
- Supports Porsche 911, Cayman, Boxster, Panamera and more.
- Optimised for performance and reliability under extreme load.