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Porsche > 992 (911) MK1 2019-2024 > 992.1 Targa 4S / GTS 3.0L 2020-24 > Engine Electrical >

Throttle Body

Throttle Body

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Seal Throttle Body to Intercooler. Porsche 992.1 / 992.2 / 991.1 turbo - 992145865
2
Seal Throttle Body to Intercooler. Porsche 992.1 / 992.2 / 991.1 turbo
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992145865
Product Information
Product Information

Porsche Throttle Body to Intercooler Seal 

This throttle body to intercooler seal is a critical component within the turbocharged intake system, providing an airtight seal between the intercooler outlet and the throttle body. It ensures that compressed air delivered from the intercooler enters the engine without pressure loss.

Fits:

  • Porsche 992.1 Carrera 2 3.0L 2019-24
  • Porsche 992.1 Carrera 4 3.0L 2019-24
  • Porsche 992.1 Carrera 2 Cabriolet 3.0L 2019-24
  • Porsche 992.1 Carrera 4 Cabriolet 3.0L 2019-24
  • Porsche 992.1 Carrera 2S / GTS 3.0L 2019-24
  • Porsche 992.1 Carrera 4S / GTS 3.0L 2019-24
  • Porsche 992.1 Carrera 2S / GTS Cabriolet 3.0L 2019-24
  • Porsche 992.1 Carrera 4S / GTS Cabriolet 3.0L 2019-24
  • Porsche 992.1 Targa 4 3.0L 2020-24
  • Porsche 992.1 Targa 4S / GTS 3.0L 2020-24
  • Porsche 992.1 Turbo 3.8L 2020-24
  • Porsche 992.1 Turbo S 3.8L 2020-24
  • Porsche 992.1 Turbo Cabriolet 3.8L 2020-24
  • Porsche 992.1 Turbo S Cabriolet 3.8L 2020-24
  • Porsche 992.2 Carrera 2 3.0L 2024>>
  • Porsche 992.2 Carrera 2 3.0L Cabriolet 2024>>

Diagram ref no 19

In turbocharged Porsche engines, maintaining a fully sealed charge air system is essential for performance, efficiency and reliability. Even a small failure in a sealing component can result in boost leaks, reduced power and engine management issues.

What This Seal Does

The seal sits between the intercooler and the throttle body, creating a secure and airtight connection.

It helps:

• Maintain correct turbo boost pressure
• Prevent air leaks within the intake system
• Ensure efficient airflow into the engine
• Support proper combustion and engine performance
• Maintain consistent throttle response

A properly functioning seal is essential for the correct operation of the turbo system.

Why Throttle Body Seals Fail

Sealing components are exposed to heat, pressure and constant airflow, which can lead to degradation over time.

Common causes of failure include:

  • Heat exposure - High temperatures from compressed air can harden or deform the seal.
  • Pressure stress - Continuous boost pressure can wear sealing surfaces.
  • Material ageing - Over time, rubber or sealing materials lose elasticity.
  • Removal and refitting - Seals can become damaged or deformed during servicing.

Symptoms of a Failing Seal

• Loss of turbo boost pressure
• Reduced engine performance
• Hissing noise from intake area
• Engine warning lights related to boost or airflow
• Poor throttle response
• Increased fuel consumption

Replacing a worn seal restores system integrity and prevents further performance issues.

Why You May Need to Replace This Seal

  • Prevent Boost Leaks - A new seal ensures airtight connections within the intake system.
  • Restore Engine Performance - Maintains proper airflow and boost pressure for optimal power delivery.
  • Essential During Intercooler or Throttle Body Service - Recommended to replace whenever components are removed.
  • Low-Cost Preventative Maintenance - A small component that plays a big role in turbo system efficiency.



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About Throttle Body

Throttle Bodies – Precision Airflow Control for Porsche Performance

Throttle bodies are vital components in your Porsche’s intake system, responsible for regulating the amount of air entering the engine. By controlling airflow in response to accelerator input, the throttle body ensures precise combustion, responsive acceleration, and smooth power delivery — all key to maintaining the performance your Porsche was built for.

At Design911, we offer a wide range of genuine and high-quality throttle bodies for numerous Porsche models, including 911, Boxster, Cayman, Cayenne, Macan, and Panamera models. Each unit is built to exacting standards for responsiveness, durability, and seamless integration with your Porsche’s electronic control systems.

What Do Throttle Bodies Do?

The throttle body regulates airflow into the intake manifold based on how far the accelerator is pressed. It:

  • Controls engine power and responsiveness by adjusting airflow.
  • Optimises air-fuel ratio for efficient combustion.
  • Supports smooth idle and acceleration under varying load conditions.
  • Communicates with the ECU to ensure precise throttle control in modern electronic systems.

Whether mechanical or electronic, a healthy throttle body ensures consistent performance, smooth throttle transitions, and optimal engine efficiency.

Why Do Throttle Bodies Fail?

Over time, throttle bodies can experience wear, contamination, or electronic failure. Common causes include:
Carbon and oil buildup restricting airflow and movement.

  • Electrical or sensor faults affecting throttle position readings.
  • Mechanical wear on linkage or butterfly valves.
  • Moisture and corrosion in connectors or housings.
  • ECU communication issues leading to inconsistent response.

Symptoms of throttle body failure include rough idle, poor acceleration, reduced power, hesitation when pressing the throttle, or an illuminated check engine light.

Why Replace a Faulty Throttle Body?

A malfunctioning throttle body can cause poor drivability, reduced efficiency, and potential engine damage. Replacing it ensures optimal airflow, smooth throttle response, and improved fuel economy.

Benefits of replacement include:

  • Restored engine responsiveness and acceleration.
  • Improved fuel efficiency and idle stability.
  • Reliable electronic control and smooth performance.
  • Long-term durability with manufacturer-quality precision.

All throttle bodies in our range feature precision-machined housings, durable actuators, and advanced electronic controls to deliver consistent performance and reliability across all Porsche models.

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