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Vents / Grilles

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DISPLAYING 1 to 15 (of 15 products)
911571049KIT
Product Information
Product Information

Repair kit, heater air control box. 
Kit for one control box - 2 required per car

Fits:

Porsche 911 - 1965 to 1989
Porsche 911 turbo - 1975 to 1989

Kit includes

1 x Heater air control cover front 
1 x Heater air control cover rear
1 x Heater air control flap
1 x Heater air control lower flange
1 x Heater air control lower vent

Covers and flap for diagram ref no 10 and items 19, 20




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911571049KIT
91157104907

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911552205CR
Product Information
Product Information
Air Vent Round, In Clock Position.

Fits:
Porsche 911 1965>>1989

Clock position air vent, perfect for adding a face vent in the the clock position on a 911.
Connect to the Classic Retrofit blower unit using 60mm duct.

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911552205CR
91155220500

The product you are viewing cross references to these numbers
90157271000/1
Product Information
Product Information
Footwelll Heating Nozzle. Length: 284mm

original

Fits:
Porsche 911/912 65-68
Porsche 356B T6 / 356C

Click 'Zoom in' for large parts diagram.
Diagram ref no 32

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90157271000
90157271000

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Special Order item
90157132532
Product Information
Product Information
Fresh air vent seal.

porsche

Fits:
Porsche 911 1969-89
Porsche 911 (930) Turbo 1975-89

Click 'Zoom in' for large parts diagram.
Diagram ref no 24

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90157132532
90157132532

The product you are viewing cross references to these numbers
90157132532/1
Product Information
Product Information
Fresh air vent seal.

oematch

Fits:
Porsche 911 1969-89
Porsche 911 (930) Turbo 1975-89

Click 'Zoom in' for large parts diagram.
Diagram ref no 24

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90157132532
90157132532

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Special Order item
99355941100
Product Information
Product Information
Grille Front Air Vent.

porsche

Fits:
Porsche 911 1965-89
Porsche 964 1989-94
Porsche 993 1994-98

This product supersedes Porsche's old part numbers:
- 91155941000
- 9115594100070K

Click 'Zoom in' for large parts diagram.
Diagram ref no 25

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99355941100
99355941100
91155941000
9115594100070K
90155941020

The product you are viewing cross references to these numbers
99355941100/1
Product Information
Product Information
Grille front air vent.

oematch

Fits:
Porsche 911 1965-89
Porsche 964 1989-94
Porsche 993 1994-98

Fits ventilation frame 91155940100

Click 'Zoom in' for large parts diagram.
Diagram ref no 25

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99355941100
99355941100
91155941000
9115594100070K
90155941020
90155941000

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Special Order item
9115594010070K
Product Information
Product Information
Grille surround.

porsche

Fits:
Porsche 911 1965-89
Porsche 964 1989-94
Porsche 993 1994-98

Click 'Zoom in' for large parts diagram.
Diagram ref no 26

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9115594010070K
91155940100
9115594010070K

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AKKOOLNDUCT
Product Information
Product Information
Kool'n Duct - 911 Under dash duct for better air flow.
Duct is sold One (1) per order.

Tired of being hot with no airflow in your 1969 to 1989 911, these ducts redirect the footwell air ducts to blow cool outside air into all your "right" places. Stop driving in the heat and getting all the stink... Buy your "Kool'n Duct" today and keep the airflow moving to all the right parts!  These work by directing the air right to you vs to the back of the footwell.

DUCT is sold as One (1) Kool'n Duct Per Order. 
Our 911's have two footwell ducts, one for the driver + one for the passenger, so you will need to order 2 if you want to do both Drivers and Passengers sides.

Please note:
This part is on special order terms. Delivery time is normally 8-10 weeks. It is not a subject to cancellation or return if not required.
911345FT08
Product Information
Product Information

Lightweight Dash Vent Kit – Porsche Motorsport Interior Upgrade

Upgrade your Porsche interior with this lightweight dash vent kit, designed to provide improved airflow control while adding a clean motorsport-inspired appearance to the dashboard.

Kit Contents
• 2 x black dash vents
• 2 x gauge aperture adapters
• 2 x rear vent fittings for air ducting connection

Utilising the two small gauge apertures in the dashboard, these compact adjustable vents offer a functional and lightweight solution for improving cabin ventilation in performance-focused road and track cars.

Each vent features an adjustable swivel head, allowing precise control over airflow direction for enhanced driver and passenger comfort. The lightweight design makes this kit ideal for motorsport builds, lightweight interior conversions, and OEM+ Porsche restorations.

The included adapters allow the vents to fit neatly into the original gauge openings, while rear duct fittings enable direct connection to air ducting systems for effective airflow integration.

Finished in black for a clean factory-style appearance, this kit blends perfectly into both classic and modern Porsche interiors.

Key Features

• Lightweight Porsche dash vent kit
• Designed to utilise small gauge apertures in the dashboard
• Adjustable swivel vent heads for directional airflow control
• Motorsport-inspired lightweight interior upgrade
• Black finish for OEM-style appearance
• Allows connection to air ducting systems
• Compact and lightweight design
• Improves cabin airflow and ventilation
• Ideal for road, fast road, and track builds
• Easy integration into existing dashboard layouts

Motorsport-Inspired Interior Functionality

This lightweight vent kit is designed for Porsche owners seeking improved airflow management and a cleaner motorsport-style dashboard layout.

Ideal for:
• Lightweight interior builds
• Track-day and race cars
• Restomod Porsche projects
• OEM+ cockpit upgrades
• Custom ventilation solutions

The adjustable swivel vents provide greater airflow flexibility while maintaining a minimal and purposeful appearance.

Improved Airflow & Ventilation

The included rear duct fittings allow air ducting to be connected directly to the vents, improving airflow efficiency within the cabin.

Benefits include:
• Better airflow direction control
• Improved cabin comfort
• Enhanced demisting and ventilation
• Lightweight alternative to factory vent systems
• Clean and functional dashboard integration

Why Upgrade to a Lightweight Dash Vent Kit?

Factory dashboard layouts may not suit lightweight or motorsport-focused builds.

This upgrade provides:
• Reduced interior weight
• Improved ventilation flexibility
• Cleaner motorsport-inspired aesthetics
• Better integration with custom interiors
• Functional airflow control for performance driving environments

9015710XX32
Product Information
Product Information
Lower part ventilation box.
This Wiesner Classic oval connecting flange is a direct replacement for Porsche part numbers 911 571 051 00 and 911 571 051 01, used on the air control box within the heating system.

Left- and right-hand sides are identical.
Sold each. Two pieces are required per vehicle.

Fits:
Porsche 911 912 1965 - 1989

Diagram ref no 15

This Wiesner Classic version is manufactured from a PA12 nylon and carbon-fibre composite. This advanced material offers excellent heat resistance, impact strength, dimensional stability, and low weight, ensuring long-term reliability even during prolonged high-temperature use.

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9015710XX32
90157105032
90157104932
91157105100
91157105101
91157105006
91157105007
91157104902
91157104904
91157104906
91157104907

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91155106704/1
Product Information
Product Information
Luggage compartment dash cover
Replacement card board type cover with fixing points
This OE Match luggage compartment dash cover is a direct replacement for the original Porsche front trunk trim panel fitted to 911 models from August 1968 through July 1975. Manufactured to factory specifications, it replicates the original cardboard-backed trim panel with integrated fixing points, ensuring correct fitment and authentic appearance.

Fits:
Porsche 911 08/1968 - 07/1975
LHD or RHD cars

Section of diagram ref no 32

Installed inside the front luggage compartment (front boot area), the panel covers the front bulkhead and heater/ventilation components, creating a clean and finished appearance while helping protect internal systems from debris and accidental contact. It also contributes to the original interior presentation of the luggage compartment.

Designed for both left-hand drive (LHD) and right-hand drive (RHD) vehicles, the panel is precision-cut to OE dimensions for straightforward installation using factory mounting points.

This component is ideal for restoration, refurbishment, or replacement of warped, damaged, or deteriorated original trunk trim panels in classic Porsche 911 models.

The luggage compartment dash cover conceals and protects the front bulkhead, ventilation, and heating components inside the front trunk area. It improves the appearance of the luggage compartment while helping shield internal systems from dirt and damage.

Function
•  Covers front luggage compartment bulkhead area
•  Protects ventilation and heating system components
•  Restores factory-correct trunk appearance
•  Helps reduce exposure to dirt and debris
•  Provides clean and finished interior presentation

Original luggage compartment trim panels often deteriorate with age due to moisture, heat, and repeated handling. Warped or damaged panels can leave internal components exposed and reduce the overall appearance of the trunk area. Replacing the panel restores the original factory look and helps maintain a clean, protected luggage compartment.

When to replace
 Original panel is warped, damaged, or missing
 Visible deterioration from moisture or age
 Loose or broken mounting points
 During front trunk restoration or refurbishment
 To restore original factory appearance

Related reference numbers
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91155106704
91155106700
91155106704

The product you are viewing cross references to these numbers
Special Order item
91155106704
Product Information
Product Information
Luggage compartment dash cover.
Replacement card board type cover with fixing points

Fits:
Porsche 911 1974-77
Porsche 911 Turbo 1975-77
LHD or RHD cars

Section of diagram ref no 32

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91155106704
91155106700
91155106704
1689802600
90155106700

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90157128721/1
Product Information
Product Information
Water drip tray drain hose.

Fits:
Porsche 911 / 912 - 1965 to 1968

Water drain hose from water drip tray,
Diameter - 19mm
Length - 320mm 

Diagram ref no 13

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90157128721
90157128721
90157128821

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90157128721
Product Information
Product Information
Water drip tray drain hose.

Fits:
Porsche 911 1965-68

Diagram ref no 13

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90157128721
90157128721
90157128821

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DISPLAYING 1 to 15 (of 15 products)
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About Vents / Grilles

Porsche Air Vents & Grilles | Precision Airflow & Interior Comfort Control

Air vents and grilles are essential to your Porsche’s heating, ventilation, and air conditioning (HVAC) system. They control the direction and flow of air within the cabin, ensuring balanced cooling, heating, and defrosting performance. Designed for precision and durability, these components also enhance your vehicle’s interior aesthetics while maintaining optimal airflow efficiency.

At Design911, we supply premium vents and grilles engineered to meet or exceed original design standards. Crafted from durable, heat-resistant materials with exact fitment, our products provide smooth directional control, quiet operation, and a refined cabin appearance.

Whether you’re restoring a classic Porsche interior or replacing worn or damaged components, our vents and grilles deliver dependable airflow management and perfect style integration.

What Do Air Vents & Grilles Do?

Vents and grilles play a key role in your Porsche’s climate control system by distributing air evenly throughout the cabin.

Core Functions:

Direct airflow for heating, cooling, and defrosting. Regulate air volume and direction via adjustable louvers. Provide ventilation to critical cabin zones. Protect HVAC components from debris and dust. Enhance interior styling and comfort.

Properly functioning vents ensure consistent cabin temperatures and optimal air distribution from the HVAC system.

Why Do Air Vents & Grilles Fail or Wear Out?

Over time, vents and grilles can degrade due to exposure to sunlight, heat, and repeated use.

Common Causes of Failure Include:

  • Broken or loose vent louvers and adjustment mechanisms.
  • Fading or cracking from UV exposure.
  • Dust or debris accumulation causing restricted airflow.
  • Damaged vent tabs or clips affecting fitment.
  • Interior wear or impact damage over years of use.

When vents become damaged or misaligned, airflow efficiency drops, leading to uneven heating, cooling, and ventilation performance.

Why Replace Your Porsche Air Vents & Grilles?

Replacing worn vents and grilles restores proper airflow direction and ensures a refreshed, premium cabin appearance. Upgraded or restored components improve climate control precision and prevent airflow loss.

Key Benefits:

  • Restores accurate airflow control and distribution.
  • Prevents air leaks and blocked vent paths.
  • Enhances interior look and comfort.
  • Improves HVAC system efficiency and responsiveness.
  • Compatible with Porsche 911, Boxster, Cayman, Panamera, Macan, Cayenne, and classic models.
  • Perfect for restorations, detailing, and climate system maintenance.

For best results, inspect duct seals and connections during replacement to ensure full air pressure restoration and quiet operation.

Highlights

  • Precision-engineered Porsche vents and grilles for HVAC systems.
  • Durable materials designed for long-lasting use.
  • Smooth, silent airflow direction adjustment.
  • Perfect fitment for classic and modern Porsche interiors.
  • Restores both cabin comfort and original aesthetic quality.
  • Ideal for interior restoration, repair, and detailing projects.       

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