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- Porsche 928S 4.7L 1981-83
- Porsche 928S2 4.7L 1984-86
Air Intake Rubber Sleeve Kit – Intake Hose Connector
Sold as a set of 8
High-quality replacement rubber sleeve kit for the air intake
system, designed for Porsche 928 and 928S models equipped with M2811, M2812, M2821 and M2822 engine
variants.
Fits:
- Porsche 928S 4.7L 1981-83 (engine type M2811, M2812)
- Porsche 928S2 4.7L 1984-86 (engine type M2821, M2822)
Diagram ref no 37
This rubber sleeve connects key intake components, ensuring a secure and airtight pathway for incoming air. Proper sealing is essential to maintain accurate air metering and optimal engine performance.
Manufactured to OEM specifications, this intake sleeve provides precise fitment and long-lasting durability—ideal for restoring intake system integrity and resolving air leaks.
Key Features
• Direct replacement air intake rubber sleeve
• Suitable for Porsche 928 and 928S models
• Designed for M28 engine variants
• Ensures airtight connection within intake system
• OEM-style fit and flexibility
• Durable rubber construction resistant to heat and ageing
Function and Purpose
This rubber sleeve connects intake system components and ensures proper airflow.
It helps to:
• Prevent unmetered air entering the engine
• Maintain correct air-fuel mixture
• Support smooth engine performance
• Improve efficiency and throttle response
Why Replace Your Intake Rubber Sleeve
Over time, intake hoses and sleeves can deteriorate due to heat and engine bay conditions.
Common issues include:
• Cracking or splitting rubber
• Air leaks causing poor engine performance
• Rough idle or hesitation
• Reduced efficiency
Replacing the sleeve restores proper intake sealing and performance.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
92811024100
The product you are viewing cross references to these numbers
This kit is comprised of the following items: