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Fuel Injectors
Fuel Injector Engine Kit – Upper and Lower
Engine set of Fuel Injectors
The upper and lower fuel injectors are designed for the Porsche Cayenne
3.6ltr engine used in both the 957 and 958 generation models. This injector
plays a critical role in delivering the precise amount of fuel into the engine
for efficient combustion, smooth running and optimal performance.
Fits:
- Porsche 957 Cayenne 3.6L 2007-10
- Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17
Diagram Ref No 6 and 7
In modern fuel injection systems, accurate fuel delivery is essential for maintaining power, fuel efficiency and emissions control. If an injector becomes clogged, worn or electrically faulty, it can significantly affect how the engine runs.
What This Fuel Injector Does
The fuel injector delivers a finely atomised spray of fuel into the engine’s intake system or combustion chamber. This precise fuel delivery allows the engine management system to maintain the correct air-fuel mixture.
Properly functioning injectors help ensure:
• Smooth engine operation
• Efficient fuel combustion
• Consistent power delivery
• Reduced emissions
• Reliable starting and idle performance
Because the injector must operate with precise timing and pressure, even small issues can quickly lead to noticeable engine problems.
Why Fuel Injectors Fail
Fuel injectors operate under demanding conditions and are exposed to heat, fuel pressure and contaminants over time. Common causes of injector failure include:
Carbon and deposit build-up
Fuel residues and carbon deposits can clog the injector nozzle, affecting spray
pattern and fuel flow.
Internal wear
Over time, the internal valve mechanism can wear, leading to inconsistent fuel
delivery.
Electrical faults
The injector solenoid may fail, preventing proper opening and closing during
operation.
Fuel contamination
Debris or poor fuel quality can damage injector components and restrict fuel
flow.
When these issues occur, the injector may deliver too much or too little fuel, resulting in poor engine performance.
Symptoms of a Faulty Cayenne Fuel Injector
• Engine misfires or rough idle
• Hesitation during acceleration
• Poor fuel economy
• Strong fuel smell from exhaust
• Check engine warning light
• Difficulty starting the engine
If left unresolved, faulty injectors can also damage catalytic converters and other emissions components.
Why You May Need to Replace the Lower Injector
Restoring proper fuel delivery is essential to keeping the Porsche Cayenne 3.6 running smoothly. Replacing worn or blocked injectors helps:
• Restore smooth engine performance
• Improve fuel efficiency
• Eliminate misfires and hesitation
• Protect engine components from incorrect fuelling
• Maintain correct emissions levels
Replacing a faulty injector early helps prevent more expensive engine or exhaust system repairs.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PAB906036
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.6L 2007-10
- Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17
Fuel Injector Kit – Lower
Engine set for Lower Injectors
The lower fuel injector is designed for the Porsche Cayenne
3.6ltr engine used in both the 957 and 958 generation models. This injector
plays a critical role in delivering the precise amount of fuel into the engine
for efficient combustion, smooth running and optimal performance.
Fits:
- Porsche 957 Cayenne 3.6L 2007-10
- Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17
Diagram Ref No 6
In modern fuel injection systems, accurate fuel delivery is essential for maintaining power, fuel efficiency and emissions control. If an injector becomes clogged, worn or electrically faulty, it can significantly affect how the engine runs.
What This Fuel Injector Does
The fuel injector delivers a finely atomised spray of fuel into the engine’s intake system or combustion chamber. This precise fuel delivery allows the engine management system to maintain the correct air-fuel mixture.
Properly functioning injectors help ensure:
• Smooth engine operation
• Efficient fuel combustion
• Consistent power delivery
• Reduced emissions
• Reliable starting and idle performance
Because the injector must operate with precise timing and pressure, even small issues can quickly lead to noticeable engine problems.
Why Fuel Injectors Fail
Fuel injectors operate under demanding conditions and are exposed to heat, fuel pressure and contaminants over time. Common causes of injector failure include:
Carbon and deposit build-up
Fuel residues and carbon deposits can clog the injector nozzle, affecting spray
pattern and fuel flow.
Internal wear
Over time, the internal valve mechanism can wear, leading to inconsistent fuel
delivery.
Electrical faults
The injector solenoid may fail, preventing proper opening and closing during
operation.
Fuel contamination
Debris or poor fuel quality can damage injector components and restrict fuel
flow.
When these issues occur, the injector may deliver too much or too little fuel, resulting in poor engine performance.
Symptoms of a Faulty Cayenne Fuel Injector
• Engine misfires or rough idle
• Hesitation during acceleration
• Poor fuel economy
• Strong fuel smell from exhaust
• Check engine warning light
• Difficulty starting the engine
If left unresolved, faulty injectors can also damage catalytic converters and other emissions components.
Why You May Need to Replace the Lower Injector
Restoring proper fuel delivery is essential to keeping the Porsche Cayenne 3.6 running smoothly. Replacing worn or blocked injectors helps:
• Restore smooth engine performance
• Improve fuel efficiency
• Eliminate misfires and hesitation
• Protect engine components from incorrect fuelling
• Maintain correct emissions levels
Replacing a faulty injector early helps prevent more expensive engine or exhaust system repairs.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PAB906036H
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.6L 2007-10
- Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17
Fuel Injector Kit – Upper
Engine set for Upper Injectors
The upper fuel injector is designed for the Porsche Cayenne
3.6ltr engine used in both the 957 and 958 generation models. This injector
plays a critical role in delivering the precise amount of fuel into the engine
for efficient combustion, smooth running and optimal performance.
Fits:
- Porsche 957 Cayenne 3.6L 2007-10
- Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17
Diagram Ref No 7
In modern fuel injection systems, accurate fuel delivery is essential for maintaining power, fuel efficiency and emissions control. If an injector becomes clogged, worn or electrically faulty, it can significantly affect how the engine runs.
What This Fuel Injector Does
The fuel injector delivers a finely atomised spray of fuel into the engine’s intake system or combustion chamber. This precise fuel delivery allows the engine management system to maintain the correct air-fuel mixture.
Properly functioning injectors help ensure:
• Smooth engine operation
• Efficient fuel combustion
• Consistent power delivery
• Reduced emissions
• Reliable starting and idle performance
Because the injector must operate with precise timing and pressure, even small issues can quickly lead to noticeable engine problems.
Why Fuel Injectors Fail
Fuel injectors operate under demanding conditions and are exposed to heat, fuel pressure and contaminants over time. Common causes of injector failure include:
Carbon and deposit build-up
Fuel residues and carbon deposits can clog the injector nozzle, affecting spray
pattern and fuel flow.
Internal wear
Over time, the internal valve mechanism can wear, leading to inconsistent fuel
delivery.
Electrical faults
The injector solenoid may fail, preventing proper opening and closing during
operation.
Fuel contamination
Debris or poor fuel quality can damage injector components and restrict fuel
flow.
When these issues occur, the injector may deliver too much or too little fuel, resulting in poor engine performance.
Symptoms of a Faulty Cayenne Fuel Injector
• Engine misfires or rough idle
• Hesitation during acceleration
• Poor fuel economy
• Strong fuel smell from exhaust
• Check engine warning light
• Difficulty starting the engine
If left unresolved, faulty injectors can also damage catalytic converters and other emissions components.
Why You May Need to Replace the Lower Injector
Restoring proper fuel delivery is essential to keeping the Porsche Cayenne 3.6 running smoothly. Replacing worn or blocked injectors helps:
• Restore smooth engine performance
• Improve fuel efficiency
• Eliminate misfires and hesitation
• Protect engine components from incorrect fuelling
• Maintain correct emissions levels
Replacing a faulty injector early helps prevent more expensive engine or exhaust system repairs.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PAB906036J
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.6L 2007-10
- Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17

Fits:
Porsche 957 Cayenne 3.6L 2008-10
Porsche 958 Cayenne 3.6L 2011-17
Click 'Zoom in' for large parts diagram.
Diagram ref no 8
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95511091000
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.6L 2007-10
- Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17

Fits:
Porsche 957 Cayenne 3.6L 2008-10
Porsche 958 Cayenne 3.6L 2011-17
Click 'Zoom in' for large parts diagram.
Diagram ref no 8
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95511091000
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.6L 2007-10
- Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17

Fits:
Porsche 957 Cayenne 3.6L 2008-10
Porsche 958 Cayenne 3.6L 2011-17
Click 'Zoom in' for large parts diagram.
Diagram ref no 9
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95511091100
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.6L 2007-10
- Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17

Fits:
Porsche 957 Cayenne 3.6L 2008-10
Porsche 958 Cayenne 3.6L 2011-17
Click 'Zoom in' for large parts diagram.
Diagram ref no 9
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95511091100
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.6L 2007-10
- Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17
Fuel Injector – Lower
Sold each – 3 required per car
The lower fuel injector is designed for the Porsche Cayenne
3.6ltr engine used in both the 957 and 958 generation models. This injector
plays a critical role in delivering the precise amount of fuel into the engine
for efficient combustion, smooth running and optimal performance.
Fits:
- Porsche 957 Cayenne 3.6L 2007-10
- Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17
Diagram Ref No 6
In modern fuel injection systems, accurate fuel delivery is essential for maintaining power, fuel efficiency and emissions control. If an injector becomes clogged, worn or electrically faulty, it can significantly affect how the engine runs.
What This Fuel Injector Does
The fuel injector delivers a finely atomised spray of fuel into the engine’s intake system or combustion chamber. This precise fuel delivery allows the engine management system to maintain the correct air-fuel mixture.
Properly functioning injectors help ensure:
• Smooth engine operation
• Efficient fuel combustion
• Consistent power delivery
• Reduced emissions
• Reliable starting and idle performance
Because the injector must operate with precise timing and pressure, even small issues can quickly lead to noticeable engine problems.
Why Fuel Injectors Fail
Fuel injectors operate under demanding conditions and are exposed to heat, fuel pressure and contaminants over time. Common causes of injector failure include:
Carbon and deposit build-up
Fuel residues and carbon deposits can clog the injector nozzle, affecting spray
pattern and fuel flow.
Internal wear
Over time, the internal valve mechanism can wear, leading to inconsistent fuel
delivery.
Electrical faults
The injector solenoid may fail, preventing proper opening and closing during
operation.
Fuel contamination
Debris or poor fuel quality can damage injector components and restrict fuel
flow.
When these issues occur, the injector may deliver too much or too little fuel, resulting in poor engine performance.
Symptoms of a Faulty Cayenne Fuel Injector
• Engine misfires or rough idle
• Hesitation during acceleration
• Poor fuel economy
• Strong fuel smell from exhaust
• Check engine warning light
• Difficulty starting the engine
If left unresolved, faulty injectors can also damage catalytic converters and other emissions components.
Why You May Need to Replace the Lower Injector
Restoring proper fuel delivery is essential to keeping the Porsche Cayenne 3.6 running smoothly. Replacing worn or blocked injectors helps:
• Restore smooth engine performance
• Improve fuel efficiency
• Eliminate misfires and hesitation
• Protect engine components from incorrect fuelling
• Maintain correct emissions levels
Replacing a faulty injector early helps prevent more expensive engine or exhaust system repairs.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PAB906036H
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.6L 2007-10
- Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17
Fuel Injector – Lower
Sold each – 3 required per car
The lower fuel injector is designed for the Porsche Cayenne
3.6ltr engine used in both the 957 and 958 generation models. This injector
plays a critical role in delivering the precise amount of fuel into the engine
for efficient combustion, smooth running and optimal performance.
Fits:
- Porsche 957 Cayenne 3.6L 2007-10
- Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17
Diagram Ref No 6
In modern fuel injection systems, accurate fuel delivery is essential for maintaining power, fuel efficiency and emissions control. If an injector becomes clogged, worn or electrically faulty, it can significantly affect how the engine runs.
What This Fuel Injector Does
The fuel injector delivers a finely atomised spray of fuel into the engine’s intake system or combustion chamber. This precise fuel delivery allows the engine management system to maintain the correct air-fuel mixture.
Properly functioning injectors help ensure:
• Smooth engine operation
• Efficient fuel combustion
• Consistent power delivery
• Reduced emissions
• Reliable starting and idle performance
Because the injector must operate with precise timing and pressure, even small issues can quickly lead to noticeable engine problems.
Why Fuel Injectors Fail
Fuel injectors operate under demanding conditions and are exposed to heat, fuel pressure and contaminants over time. Common causes of injector failure include:
Carbon and deposit build-up
Fuel residues and carbon deposits can clog the injector nozzle, affecting spray
pattern and fuel flow.
Internal wear
Over time, the internal valve mechanism can wear, leading to inconsistent fuel
delivery.
Electrical faults
The injector solenoid may fail, preventing proper opening and closing during
operation.
Fuel contamination
Debris or poor fuel quality can damage injector components and restrict fuel
flow.
When these issues occur, the injector may deliver too much or too little fuel, resulting in poor engine performance.
Symptoms of a Faulty Cayenne Fuel Injector
• Engine misfires or rough idle
• Hesitation during acceleration
• Poor fuel economy
• Strong fuel smell from exhaust
• Check engine warning light
• Difficulty starting the engine
If left unresolved, faulty injectors can also damage catalytic converters and other emissions components.
Why You May Need to Replace the Lower Injector
Restoring proper fuel delivery is essential to keeping the Porsche Cayenne 3.6 running smoothly. Replacing worn or blocked injectors helps:
• Restore smooth engine performance
• Improve fuel efficiency
• Eliminate misfires and hesitation
• Protect engine components from incorrect fuelling
• Maintain correct emissions levels
Replacing a faulty injector early helps prevent more expensive engine or exhaust system repairs.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PAB906036H
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.6L 2007-10
- Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17
The Porsche Fuel Injector O-Ring, 2.8 x 1.5 is a genuine replacement sealing component designed to provide a secure, leak-free seal between the fuel injector and the fuel rail or engine assembly on compatible Porsche models. Manufactured to OE specifications for fit, sealing performance and durability, this precision-engineered O-ring helps maintain correct fuel system pressure while preventing fuel leaks and the ingress of dirt or air into the fuel system.
Sold Each.
x6 Required Per Engine.
Fits:
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2010-17
- Porsche 970.1 Panamera Diesel V6 3.0L 2011-13
- Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
- Porsche 971.1 Panamera 4S Diesel V8 4.0L 4WD (422 Hp) 2017-18
- Porsche 971.1 Panamera 4S Diesel 4.0L Twin-Turbo V8 Sport Turismo 2017-18
- Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18
Diagram Ref No 9
Manufactured from high-quality fuel-resistant elastomer, the O-ring is engineered to withstand constant exposure to petrol, high fuel pressures, engine heat and repeated thermal cycling without hardening, cracking or losing elasticity. Precision-sized to the original Porsche dimensions, it provides direct OE-style fitment and reliable sealing performance during injector installation, servicing or engine repairs.
What This Product Does:
- Creates a leak-free seal around the fuel injector.
- Maintains correct fuel system pressure.
- Prevents fuel leaks between the injector and its mounting point.
- Helps prevent air entering the fuel system.
- Protects surrounding engine components from fuel contamination.
- Supports efficient fuel delivery and engine performance.
- Restores factory sealing performance.
- Forms an essential part of the fuel injection system.
Symptoms Of Wear Or Failure:
- Fuel smell from the engine bay.
- Visible fuel leaks around the injector.
- Difficult engine starting.
- Rough idle or engine misfires.
- Reduced engine performance.
- Increased fuel consumption.
- Loss of fuel pressure.
- Cracked, flattened or hardened O-ring.
- Fuel system fault codes.
- Increased fire risk due to fuel leakage.
Why Replacement Matters:
- The fuel injector O-ring is continually exposed to fuel, high operating temperatures and pressure fluctuations. Over time, the sealing material can harden, shrink, crack or become compressed, reducing its ability to maintain an effective seal around the injector.
- A worn or damaged O-ring can allow fuel to leak from the injector, reducing fuel system pressure and affecting engine performance. Fuel leaks within the engine bay also present a significant safety hazard and may damage surrounding components if left unresolved.
- Replacing the O-ring whenever a fuel injector is removed or serviced helps ensure a secure, leak-free fuel system. The genuine Fuel Injector O-Ring is manufactured to OE standards using premium fuel-resistant materials, providing factory-style fitment, dependable sealing performance and long-lasting durability, helping maintain the safety, efficiency and reliability expected from your Porsche.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95800748010
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2010-17
- Porsche 970.1 Panamera Diesel V6 3.0L 2011-13
- Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
- Porsche 971.1 Panamera 4S Diesel V8 4.0L 4WD (422 Hp) 2017-18
- Porsche 971.1 Panamera 4S Diesel 4.0L Twin-Turbo V8 Sport Turismo 2017-18
- Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18
The OE MATCH Fuel Injector O-Ring, 2.8 x 1.5 is a replacement sealing component designed to provide a secure, leak-free seal between the fuel injector and the fuel rail or engine assembly on compatible Porsche models. Manufactured to OE specifications for fit, sealing performance and durability, this precision-engineered O-ring helps maintain correct fuel system pressure while preventing fuel leaks and the ingress of dirt or air into the fuel system.
Sold Each.
x6 Required Per Engine.
Fits:
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2010-17
- Porsche 970.1 Panamera Diesel V6 3.0L 2011-13
- Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
- Porsche 971.1 Panamera 4S Diesel V8 4.0L 4WD (422 Hp) 2017-18
- Porsche 971.1 Panamera 4S Diesel 4.0L Twin-Turbo V8 Sport Turismo 2017-18
- Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18
Diagram Ref No 9
Manufactured from high-quality fuel-resistant elastomer, the O-ring is engineered to withstand constant exposure to petrol, high fuel pressures, engine heat and repeated thermal cycling without hardening, cracking or losing elasticity. Precision-sized to the original Porsche dimensions, it provides direct OE-style fitment and reliable sealing performance during injector installation, servicing or engine repairs.
What This Product Does:
- Creates a leak-free seal around the fuel injector.
- Maintains correct fuel system pressure.
- Prevents fuel leaks between the injector and its mounting point.
- Helps prevent air entering the fuel system.
- Protects surrounding engine components from fuel contamination.
- Supports efficient fuel delivery and engine performance.
- Restores factory sealing performance.
- Forms an essential part of the fuel injection system.
Symptoms Of Wear Or Failure:
- Fuel smell from the engine bay.
- Visible fuel leaks around the injector.
- Difficult engine starting.
- Rough idle or engine misfires.
- Reduced engine performance.
- Increased fuel consumption.
- Loss of fuel pressure.
- Cracked, flattened or hardened O-ring.
- Fuel system fault codes.
- Increased fire risk due to fuel leakage.
Why Replacement Matters:
- The fuel injector O-ring is continually exposed to fuel, high operating temperatures and pressure fluctuations. Over time, the sealing material can harden, shrink, crack or become compressed, reducing its ability to maintain an effective seal around the injector.
- A worn or damaged O-ring can allow fuel to leak from the injector, reducing fuel system pressure and affecting engine performance. Fuel leaks within the engine bay also present a significant safety hazard and may damage surrounding components if left unresolved.
- Replacing the O-ring whenever a fuel injector is removed or serviced helps ensure a secure, leak-free fuel system. The OE MATCH Fuel Injector O-Ring is manufactured to OE standards using premium fuel-resistant materials, providing factory-style fitment, dependable sealing performance and long-lasting durability, helping maintain the safety, efficiency and reliability expected from your Porsche.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95800748010
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2010-17
- Porsche 970.1 Panamera Diesel V6 3.0L 2011-13
- Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
- Porsche 971.1 Panamera 4S Diesel V8 4.0L 4WD (422 Hp) 2017-18
- Porsche 971.1 Panamera 4S Diesel 4.0L Twin-Turbo V8 Sport Turismo 2017-18
- Porsche 95B.1 Macan S Diesel 3.0L V6 (258Bhp) 2014-18
Fuel Injector – Upper
Sold each – 3 required per car
The upper fuel injector is designed for the Porsche Cayenne
3.6ltr engine used in both the 957 and 958 generation models. This injector
plays a critical role in delivering the precise amount of fuel into the engine
for efficient combustion, smooth running and optimal performance.
Fits:
- Porsche 957 Cayenne 3.6L 2007-10
- Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17
Diagram Ref No 7
In modern fuel injection systems, accurate fuel delivery is essential for maintaining power, fuel efficiency and emissions control. If an injector becomes clogged, worn or electrically faulty, it can significantly affect how the engine runs.
What This Fuel Injector Does
The fuel injector delivers a finely atomised spray of fuel into the engine’s intake system or combustion chamber. This precise fuel delivery allows the engine management system to maintain the correct air-fuel mixture.
Properly functioning injectors help ensure:
• Smooth engine operation
• Efficient fuel combustion
• Consistent power delivery
• Reduced emissions
• Reliable starting and idle performance
Because the injector must operate with precise timing and pressure, even small issues can quickly lead to noticeable engine problems.
Why Fuel Injectors Fail
Fuel injectors operate under demanding conditions and are exposed to heat, fuel pressure and contaminants over time. Common causes of injector failure include:
Carbon and deposit build-up
Fuel residues and carbon deposits can clog the injector nozzle, affecting spray
pattern and fuel flow.
Internal wear
Over time, the internal valve mechanism can wear, leading to inconsistent fuel
delivery.
Electrical faults
The injector solenoid may fail, preventing proper opening and closing during
operation.
Fuel contamination
Debris or poor fuel quality can damage injector components and restrict fuel
flow.
When these issues occur, the injector may deliver too much or too little fuel, resulting in poor engine performance.
Symptoms of a Faulty Cayenne Fuel Injector
• Engine misfires or rough idle
• Hesitation during acceleration
• Poor fuel economy
• Strong fuel smell from exhaust
• Check engine warning light
• Difficulty starting the engine
If left unresolved, faulty injectors can also damage catalytic converters and other emissions components.
Why You May Need to Replace the Lower Injector
Restoring proper fuel delivery is essential to keeping the Porsche Cayenne 3.6 running smoothly. Replacing worn or blocked injectors helps:
• Restore smooth engine performance
• Improve fuel efficiency
• Eliminate misfires and hesitation
• Protect engine components from incorrect fuelling
• Maintain correct emissions levels
Replacing a faulty injector early helps prevent more expensive engine or exhaust system repairs.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PAB906036J
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.6L 2007-10
- Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17
Fuel Injector – Upper
Sold each – 3 required per car
The upper fuel injector is designed for the Porsche Cayenne
3.6ltr engine used in both the 957 and 958 generation models. This injector
plays a critical role in delivering the precise amount of fuel into the engine
for efficient combustion, smooth running and optimal performance.
Fits:
- Porsche 957 Cayenne 3.6L 2007-10
- Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17
Diagram Ref No 7
In modern fuel injection systems, accurate fuel delivery is essential for maintaining power, fuel efficiency and emissions control. If an injector becomes clogged, worn or electrically faulty, it can significantly affect how the engine runs.
What This Fuel Injector Does
The fuel injector delivers a finely atomised spray of fuel into the engine’s intake system or combustion chamber. This precise fuel delivery allows the engine management system to maintain the correct air-fuel mixture.
Properly functioning injectors help ensure:
• Smooth engine operation
• Efficient fuel combustion
• Consistent power delivery
• Reduced emissions
• Reliable starting and idle performance
Because the injector must operate with precise timing and pressure, even small issues can quickly lead to noticeable engine problems.
Why Fuel Injectors Fail
Fuel injectors operate under demanding conditions and are exposed to heat, fuel pressure and contaminants over time. Common causes of injector failure include:
Carbon and deposit build-up
Fuel residues and carbon deposits can clog the injector nozzle, affecting spray
pattern and fuel flow.
Internal wear
Over time, the internal valve mechanism can wear, leading to inconsistent fuel
delivery.
Electrical faults
The injector solenoid may fail, preventing proper opening and closing during
operation.
Fuel contamination
Debris or poor fuel quality can damage injector components and restrict fuel
flow.
When these issues occur, the injector may deliver too much or too little fuel, resulting in poor engine performance.
Symptoms of a Faulty Cayenne Fuel Injector
• Engine misfires or rough idle
• Hesitation during acceleration
• Poor fuel economy
• Strong fuel smell from exhaust
• Check engine warning light
• Difficulty starting the engine
If left unresolved, faulty injectors can also damage catalytic converters and other emissions components.
Why You May Need to Replace the Lower Injector
Restoring proper fuel delivery is essential to keeping the Porsche Cayenne 3.6 running smoothly. Replacing worn or blocked injectors helps:
• Restore smooth engine performance
• Improve fuel efficiency
• Eliminate misfires and hesitation
• Protect engine components from incorrect fuelling
• Maintain correct emissions levels
Replacing a faulty injector early helps prevent more expensive engine or exhaust system repairs.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
PAB906036J
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.6L 2007-10
- Porsche 958 Cayenne V6 3.6L Petrol (300Hp) 2010-17
Sold individually; x6 required per vehicle.
Fits:
Porsche 957 Cayenne Diesel 3.0L V6 2009-10
Porsche 958 Cayenne Diesel 3.0L V6 2011*
*NOTE: This seal ring is only compatible with first-year 958 Cayenne diesel models with the engine code 059E. From 2012 onward, the diesel model adopted a different engine, which uses a different part number seal. If you are unsure, please do not hesitate to contact us with your vehicle's VIN number, and we'll be happy to confirm compatibility.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95511051900
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2010-17
The OE Match Metal Sealing Ring for Fuel Injector Nozzle is a premium-quality replacement fuel system sealing component designed to provide a secure, leak-free seal between the fuel injector nozzle and the cylinder head on compatible Porsche engines. Manufactured to OE specifications for fit, sealing performance and durability, this precision-engineered metal sealing ring helps maintain correct fuel injector seating while preventing combustion gas leakage and ensuring optimum engine performance.
Sold Each.
x6 Required Per Engine.
Fits:
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2010-17
Diagram Ref No 8
Manufactured from high-quality heat-resistant metal, the sealing ring is designed to withstand the extreme temperatures, pressures and combustion forces generated within the engine. Precision-manufactured for direct OE-style installation, it provides the correct crush characteristics to create an effective seal when the injector is installed, making it an essential replacement whenever the fuel injector is removed or replaced.
What This Product Does:
- Creates a gas-tight seal between the fuel injector nozzle and cylinder head.
- Prevents combustion gases from escaping around the injector.
- Ensures the fuel injector is correctly seated.
- Maintains optimum combustion efficiency.
- Protects the injector seating surface from combustion deposits.
- Supports smooth engine operation and fuel delivery.
- Restores factory sealing performance.
- Forms an essential part of the fuel injection system.
Symptoms Of Wear Or Failure:
- Combustion gas leakage around the fuel injector.
- Hissing or chuffing noise from the injector area.
- Carbon build-up around the injector base.
- Burning smell from the engine.
- Reduced engine performance.
- Rough idle or uneven engine running.
- Increased exhaust emissions.
- Difficulty removing seized injectors due to carbon deposits.
- Visible damage or deformation of the sealing ring during servicing.
- Engine management warning light if injector sealing affects combustion.
Why Replacement Matters:
- The metal sealing ring is exposed to extremely high combustion temperatures and cylinder pressures every time the engine operates. As a crush-type sealing washer, it deforms during installation to create an effective seal and should not be reused once removed.
- A worn, damaged or reused sealing ring can allow combustion gases to escape around the injector, leading to carbon deposits, reduced combustion efficiency and difficult future injector removal. Continued operation with a leaking injector seal may also affect engine performance, increase emissions and potentially damage the injector seating surface within the cylinder head.
- Replacing the sealing ring whenever the injector is removed ensures a reliable, gas-tight seal and helps maintain the efficiency and reliability of the fuel injection system. The OE Match Metal Sealing Ring is manufactured to OE standards, providing factory-style fitment, precise sealing characteristics and long-lasting durability for dependable Porsche engine performance.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95511051900
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2010-17
The Genuine Porsche Tensioning Plate for Injector is an original equipment fuel system retaining component designed to securely hold the fuel injector in its correct position within the cylinder head on compatible Porsche models. Manufactured to Porsche's exact specifications for fit, strength and durability, this precision-engineered tensioning plate applies the correct clamping force to the injector, ensuring a secure seal and maintaining accurate injector alignment for optimum fuel delivery and engine performance.
Fits:
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2010-17
Diagram Ref No 10
Manufactured from high-strength, corrosion-resistant steel, the tensioning plate is engineered to withstand constant engine vibration, thermal expansion and repeated heat cycles without distortion or loss of clamping force. Precision-machined to OE dimensions, it provides direct replacement fitment and integrates seamlessly with the original injector mounting hardware, making it ideal during injector replacement, engine repairs or fuel system servicing.
What This Product Does:
- Secures the fuel injector in the cylinder head.
- Maintains the correct injector position and alignment.
- Applies the specified clamping force to the injector.
- Helps ensure a leak-free injector seal.
- Prevents injector movement caused by engine vibration.
- Supports accurate fuel delivery and combustion.
- Restores factory injector mounting performance.
- Forms an essential part of the engine fuel injection system.
Symptoms Of Wear Or Failure:
- Loose or incorrectly seated fuel injector.
- Fuel leaks around the injector.
- Compression leakage at the injector seat.
- Rough idle or engine misfires.
- Reduced engine performance.
- Fuel smell from the engine bay.
- Visible corrosion, cracking or distortion of the plate.
- Damaged or worn injector retaining hardware.
- Increased engine vibration.
- Difficulty securing the injector during servicing.
Why Replacement Matters:
- The injector tensioning plate is continually exposed to engine heat, vibration and mechanical loading while maintaining the correct clamping force on the fuel injector. Over time, corrosion, fatigue or physical damage can reduce its strength, preventing the injector from being held securely in position.
- A damaged or weakened tensioning plate can allow injector movement, resulting in fuel leaks, poor injector sealing and inconsistent fuel delivery. If left unresolved, this can lead to rough engine operation, reduced performance, increased emissions and potential damage to the injector or cylinder head.
- Replacing a worn or damaged tensioning plate with a Genuine Porsche component restores the correct injector retention and sealing performance. Manufactured to Porsche's exact engineering standards, the Genuine Porsche Tensioning Plate for Injector provides factory-correct fitment, exceptional durability and dependable long-term reliability, helping maintain the efficiency, safety and performance expected from your Porsche.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
95511021600
The product you are viewing cross references to these numbers
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 958 Cayenne V6 3.0L Diesel (245Hp) 2010-17
Fuel Injectors – Precision Fuel Delivery for Porsche Performance and Efficiency
Fuel injectors are a crucial component in your Porsche’s engine management system, ensuring the precise amount of fuel is delivered to each cylinder for clean, efficient combustion. A properly functioning injector optimises power output, throttle response, and fuel economy — maintaining the performance standards Porsche is known for.
At Design911, we offer a comprehensive range of fuel injectors designed for Porsche models old and new — from air-cooled classics to the latest turbocharged engines. Built to manufacturer-quality standards using advanced materials and precision nozzles, our injectors ensure accurate fuel atomisation, consistent spray patterns, and long-term durability under extreme temperatures and pressures.
Whether you’re restoring a 911, maintaining a Cayman, or upgrading for performance driving, our injectors are engineered to deliver clean, efficient combustion and consistent engine response.
What Do Fuel Injectors Do?
Fuel injectors are electronically controlled valves that deliver precise amounts of pressurised fuel into the combustion chamber or intake manifold.
Core Functions:
- Atomise
and inject fuel for efficient combustion.
- Ensure
consistent air-fuel ratio across all cylinders.
- Improve engine responsiveness, power, and economy.
- Support emissions control by maintaining clean, complete fuel burn.
Every Porsche engine relies on its injectors for accurate fuel delivery — a vital factor in maintaining both performance and efficiency.
Why Do Fuel Injectors Fail?
Fuel injectors are exposed to heat, pressure, and fuel impurities, making them prone to gradual wear or clogging over time.
Common Causes of Failure Include:
- Fuel
contamination, leading to clogging or restricted flow.
- Carbon
build-up on the nozzle tips, disrupting spray pattern.
- Electrical
or coil failure, affecting signal timing.
- Internal
leaks due to seal deterioration or corrosion.
- Ethanol degradation, which can damage internal components.
Symptoms of injector failure include rough idling, poor acceleration, increased fuel consumption, misfires, or difficulty starting — all signs of inconsistent fuel delivery.
Why Replace with
Precision-Engineered Fuel Injectors?
Replacing worn or clogged injectors restores proper fuel
delivery, maximising power, smoothness, and efficiency. Our performance-grade,
direct-fit injectors are designed to provide consistent fuel flow,
superior atomisation, and long service life.
Key Benefits:
- Restores power and throttle response.
- Improves fuel economy and engine smoothness.
- Prevents misfires, stalling, and hard starts.
- Reduces emissions through cleaner combustion.
- Crafted from high-quality, corrosion-resistant materials.
- Direct-fit design for easy installation and long-term reliability.
Perfect for preventative maintenance or performance upgrades, these injectors deliver manufacturer-level precision and durability for every Porsche engine.
Highlights:
- High-quality
replacement fuel injectors for Porsche models.
- Precision-engineered
nozzles for accurate atomisation.
- Tested for pressure stability and spray accuracy.
- Improves power, efficiency, and emissions performance.
- Compatible with classic and modern Porsche engines.
- Essential for restorations, rebuilds, and tuning projects.