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Porsche > 997 (911) MK2 2009-2012 > 997 MKII GT3 / GT3 RS 2010-11 > Engine Rebuild Parts > Air Intake & Injection >

Hoses / Pipes / Sleeves

Hoses / Pipes / Sleeves

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Intake Manifold Rubber Sleeve Kit, SET OF 6. Porsche 996 GT3 / 997 GT3 - 99611068790, 99611068791, 99711068790 - AMS9050212
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Intake Manifold Rubber Sleeve Kit, SET OF 6. Porsche 996 GT3 / 997 GT3
AMS9050212
Product Information
Product Information

This Adapt Motorsport intake manifold rubber sleeve kit is precision-moulded for Porsche 996 and 997 GT3 models. It contains six embossed rubber sleeves and the clamps required for installation.

Fits:

  • Porsche 996 GT3 MKI 1999-02
  • Porsche 996 GT3 MKII 2003>>
  • Porsche 996 GT3 RS 2003-04
  • Porsche 997 MK1 GT3 / GT3 RS 2007-09
  • Porsche 997 MKII GT3 / GT3 RS 2010-11

Diagram Ref No 14

What This Product Does

The kit provides custom-moulded rubber sleeves for the intake manifold connections on the listed GT3 models. The six-piece configuration allows the matching sleeves to be renewed together.


Functions

  • Provides model-specific sleeves for the intake manifold
  • Forms fitted rubber connections within the intake assembly
  • Allows all six matching sleeves to be replaced as one set


Technical Details

  • Manufacturer: Adapt Motorsport
  • Construction: custom-moulded rubber
  • Marking: embossed Adapt Motorsport branding
  • Kit contents: six rubber sleeves and 12 hose clamps
  • Manufacturer schematic reference: item 14
  • Designed for Porsche 996 GT3 and 997 GT3 applications

Not Included

The manifold intake adapters shown in the product imagery are for identification purposes and are not supplied with this kit.

FAQs

  • How many sleeves are included?
    The kit contains six custom-moulded rubber sleeves.
  • Are hose clamps supplied?
    Yes. The set includes 12 hose clamps.
  • Are the manifold intake adapters included?
    No. The adapters shown in the imagery are not part of the kit.
  • Which Porsche models is the kit designed for?
    It is intended for the listed Porsche 996 GT3 and 997 GT3 applications.


Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

AMS9050212
99611068790
99611068791
99711068790

The product you are viewing cross references to these numbers
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About Hoses / Pipes / Sleeves

Air Inlet Hoses, Pipes & Sleeves – Durable Intake Components for Porsche Performance

Air inlet hoses, pipes, and sleeves are essential components of your Porsche’s intake system, connecting the air filter housing, throttle body, turbocharger, and intercooler. They ensure a smooth and sealed flow of air into the engine, supporting efficient combustion, responsive acceleration, and consistent performance.

At Design911, we supply a full range of genuine and high-quality air inlet hoses, pipes, and sleeves for numerous Porsche models that include 911, Boxster, Cayman, Cayenne, Macan, and Panamera models. Each component is engineered for precision fitment, heat resistance, and airflow stability — helping your Porsche deliver the performance and reliability it’s known for.

What Do Air Inlet Hoses, Pipes & Sleeves Do?

These components channel filtered air through the intake system to the engine’s combustion chambers. Their main functions include:

  • Maintaining airtight airflow between intake components.
  • Reducing turbulence and air loss for improved throttle response.
  • Supporting optimal air pressure for turbocharged and naturally aspirated engines.
  • Protecting against contaminants that can reduce performance or cause engine wear.

In turbocharged Porsche models, these parts also help manage boost pressure, making them crucial to both efficiency and power delivery.

Why Do Air Inlet Hoses, Pipes & Sleeves Fail?

Due to their constant exposure to heat, vibration, and engine movement, air inlet components can deteriorate over time. Common causes of failure include:

  • Cracking or splitting from heat cycles and material fatigue.
  • Oil or fuel vapor contamination softening the rubber or plastic.
  • Loose or damaged clamps causing vacuum or boost leaks.
  • Age-related hardening leading to brittle connections.
  • Excessive boost pressure stressing the hose in performance applications.

Symptoms of failure include hissing or whistling noises, loss of boost pressure, poor throttle response, rough idling, or a check engine light caused by airflow irregularities.

Why Replace Worn Air Inlet Components?

A leaking or damaged inlet hose can cause unmetered air to enter the engine, resulting in incorrect fuel-air ratios, poor performance, or even turbocharger strain. Replacing worn or cracked hoses and pipes ensures proper airflow, efficient combustion, and reliable performance.

Benefits of replacement include:

  • Restored air pressure and engine response.
  • Improved turbo efficiency and power delivery.
  • Enhanced fuel economy and reduced emissions.
  • Long-term reliability with manufacturer-quality materials.

All hoses, pipes, and sleeves available at Design911 are crafted from high-temperature silicone, reinforced rubber, or aluminium alloys for superior sealing, flexibility, and strength — ensuring dependable performance under demanding conditions.

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