Vacuum Unit
Sold Each.
Fits:
Porsche 970 Panamera GTS 4.8L V8 MKI 2009>>2013
Porsche 970 Panamera GTS 4.8L V8 MKII 2014>>2016
Porsche 981 Boxster S 3.4L 2012>>2016
Porsche 981 Cayman S 3.4L 2014>>2016
Porsche 981 Cayman GT4 3.8L 2016
Porsche 981 Boxster Spyder 3.8L 2016
Porsche 986 Boxster 2.7L 1999>>2004
Porsche 986 Boxster S 3.2L 1999>>2004
Porsche 987 Boxster 2.7L MKI 2005>>2008
Porsche 987 Boxster S 3.2L / 3.4L MKI 2005>>2008
Porsche 987 Boxster 2.9L MKII 2009>>2012
Porsche 987 Boxster S 3.4L MKII 2009>>2012
Porsche 987 Cayman 2.7L MKI 2006>>2008
Porsche 987 Cayman S 3.4L MKI 2006>>2008
Porsche 987 Cayman 2.9L MKII 2009>>2012
Porsche 987 Cayman S / R 3.4L MKII 2009>>2012
Porsche 991.1 Carrera 2S / 4S 3.8L MKI 2012>>2016
Porsche 991.1 R / GT3 RS 4.0L 2014>>2016
Porsche 993 Carrera 2 / 4 1994>>1997
Porsche 993 Carrera 2S / 4S 1994>>1997
Porsche 993 Carrera RS 1994>>1997
Porsche 996 Carrera 2 / 4 / C4S 1997>>2005
Porsche 996 GT3 1999>>2005
Porsche 997 Carrera 2 / 2S MKI 2005>>2008
Porsche 997 Carrera 4 / 4S MKI 2005>>2008
Porsche 997 Carrera 2 / 2S MKII 2009>>2012
Porsche 997 Carrera 4 / 4S MKII 2009>>2012
Porsche 997 GT3 2007>>2012
Porsche 982 Boxster Spyder RS 2019>>
Porsche 982 Cayman GT4 2019>>
Porsche 992 GT3 / RS / ST 4.0L 2021>>
Diagram Ref No 4
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
0PB129061
The product you are viewing cross references to these numbers
- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- Porsche Boxster 987 2.7L 2005 -08/08
- Porsche Boxster 987 S 3.2/3.4L 2005-08/08
- Porsche Boxster 987 MKII 2.9L 2009-2012
- Porsche Boxster S 987 MKII 3.4L 2009-2012
- Porsche Boxster 981 S / GTS 3.4L 2012-16
- Porsche Boxster 981 Spyder 3.8L 2016
- Porsche Boxster Spyder 718 4.0L (420 Bhp)
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
- Porsche 997 MK1 GT3 2007-09
- Porsche 997 MKII Carrera C2 3.6L 2009-12
- Porsche 997 MKII Carrera C4 3.6L 2009-12
- Porsche 997 MKII Carrera C2S 3.8L 2009-12
- Porsche 997 MKII Carrera C4S 3.8L 2009-12
- Porsche 997 MKII GT3 2010-11
- Porsche 991.1 Carrera C2S 3.8L (400Bhp) 2012-16
- Porsche 991.1 Carrera C4S 3.8L (400Bhp) 2012-16
- Porsche 991.1 R 4.0L (500 Bhp) 2016
- Porsche 991.1 GT3 RS 4.0L (500Bhp) 2015-16
- Porsche 992.1 GT3 4.0L / 992 S/T 4.0L 2021-24
- Porsche 992.1 GT3 RS 4.0L 2022-24
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
- Porsche Cayman 2.9L 987C MKII 2009-12
- Porsche Cayman S / R 3.4L 987C MKII 2009-12
- Porsche Cayman S / GTS 3.4L 981 2013-16
- Porsche Cayman GT4 3.8L 2015-16
- Porsche Cayman GT4 718 4.0L / GT4 RS 718 4.0L
- Porsche 970.1 Panamera GTS V8 4.8L 2011-13
- Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
Shop Securely
12 Month Warranty
Worldwide Delivery
Air Intake Vacuum Units – Precision Airflow Control for Porsche Performance
Air intake vacuum units are critical components in your Porsche’s engine management and intake control systems. These units regulate airflow and vacuum pressure to ensure efficient combustion, smooth idling, and responsive throttle performance. They also assist with various engine functions, including actuator operation, flap control, and emissions regulation — maintaining the perfect balance of air and fuel for optimal performance.
At Design911, we stock a complete selection of genuine and high-quality air intake vacuum units for models such as the Porsche 911, Boxster, Cayman, Cayenne, Macan, and Panamera models. Each part is engineered for durability, precision, and seamless integration, helping to maintain your Porsche’s performance, reliability, and efficiency.
What Do Air Intake Vacuum Units Do?
The air intake vacuum unit controls and stabilises airflow
within the engine’s intake system. Its key functions include:
- Regulating
vacuum pressure for intake flap and actuator control.
- Optimising
air distribution to improve torque and efficiency.
- Assisting
in emissions management by adjusting airflow dynamically.
- Supporting smooth transitions between load conditions and throttle positions.
By ensuring consistent vacuum pressure, these units help your Porsche’s engine breathe efficiently — resulting in refined performance and enhanced driveability.
Why Do Air Intake Vacuum Units Fail?
Due to constant exposure to heat, vibration, and fluctuating
pressures, vacuum units can deteriorate over time. Common causes of failure
include:
- Vacuum
leaks caused by cracked housings or brittle hoses.
- Internal
diaphragm wear reducing vacuum control efficiency.
- Heat
damage from prolonged engine operation.
- Corrosion
or contamination affecting valves or connections.
- Age-related material fatigue or mechanical sticking.
Symptoms of a failing vacuum unit include rough idle, loss of low-end torque, poor throttle response, check engine light, or erratic intake flap operation.
Why Replace a Faulty Air Intake Vacuum Unit?
A malfunctioning vacuum unit can disrupt airflow and air-fuel ratios, leading to reduced performance and increased emissions. Replacing worn or damaged units ensures consistent vacuum regulation and reliable engine operation.
Benefits of replacement include:
- Restored intake control and throttle response.
- Improved fuel efficiency and combustion balance.
- Enhanced power delivery and smoother idle.
- Long-term durability with manufacturer-quality materials.
All air intake vacuum units available at Design911 are built from high-grade materials and precision-engineered components designed to withstand high temperatures and pressures — ensuring dependable performance in all driving conditions.
