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- Porsche 928S2 4.7L 1984-86
Air Box Mounting Rubber Buffer
Sold each - 2 required per car
High-quality air box mounting rubber buffer designed for Porsche 928S models with engines M28.21 and M28.22.
This component acts as a spacer and vibration-damping mount
for the air filter housing, ensuring correct positioning and reducing movement
within the engine bay. It plays a key role in maintaining stability of the
intake system and preventing unwanted vibration or wear.
Fits:
- Porsche 928S2 4.7L 1984-86
Diagram ref no 10
Manufactured from durable rubber compound, this mounting buffer is designed to withstand engine bay heat, vibration, and environmental exposure while maintaining flexibility and structural integrity.
An essential replacement part for maintaining proper air box alignment and overall engine bay condition.
Key Features
• Direct replacement air box mounting rubber buffer
• Suitable for Porsche 928S (M28.21 and M28.22 engines)
• Supports correct positioning of air filter housing
• Absorbs vibration and reduces movement
• Durable rubber construction for long-term performance
• OEM-style fit and function
Function and Purpose
This rubber buffer acts as a mounting spacer and vibration isolator for the air filter housing.
It helps to:
• Secure the air box in its correct position
• Reduce engine vibration transfer to intake components
• Prevent movement or misalignment of the air filter housing
• Protect surrounding components from wear and stress
Why Replace Your Air Box Mounting Buffer
Over time, rubber mounting components can degrade due to heat and age.
Common issues include:
• Cracking or hardening of rubber
• Loss of flexibility and damping ability
• Air box movement or instability
• Missing or deteriorated mounts
Replacing the buffer restores proper fitment and helps maintain engine bay integrity.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
92811004902
The product you are viewing cross references to these numbers
- Porsche 955 Cayenne 3.2L V6 2003-06
- Porsche 955 Cayenne S 4.5L V8 2003-06
- Porsche 955 Cayenne Turbo 4.5L 2003-06
- Porsche 955 Cayenne Turbo S 4.5L 2006>>
- Porsche 957 Cayenne S / GTS 4.8L 2007-10
- Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10
Sold Each.
Fits:
Porsche 9PA Cayenne (955) 2003>>2006
Porsche 9PA1 Cayenne (957) 4.8L 2007>>2010
Diagram Ref No 9
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
N90985501
The product you are viewing cross references to these numbers