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Your Vehicle  //  Porsche  //  Boxster 718 (982) 2017>>  //  Boxster Spyder / Spyder RS 718 4.0L 01/2019>>

Wind Deflectors

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FSPOR718GT4ABK
Product Information
Product Information
Blackmill performance anti-wind buffeting kit.

Cut down on the wind buffeting in your 718 GT4 / GTS / Spyder with these specially-engineered tabs that eliminate the wind buffeting caused by driving at speed with the windows down.

FEATURES:

• Fits all Porsche 718 GT4 / GTS / Spyder (2020+) Models
• Specifically engineered to eliminate the buffeting while driving with the windows down
• Includes driver-side and passenger-side tabs
• Includes self-adhesive 3M backing
• Subtle design with a black anodized finish

Please note: This is a special-order item manufactured to order. In some cases, please allow 4 – 5 weeks for the delivery. Special order items cannot be cancelled from this supplier once your order has been placed.

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Related, superseded, cross reference or alternative numbers for comparison.

FSPOR718GT4ABK
99153755103
991537552031E0
991537551031E0
99153755203

The product you are viewing cross references to these numbers
Special Order item
983871417
Product Information
Product Information

Porsche wind deflector insert for the wind deflector assembly on the 718 Boxster (982), with Spyder and Spyder RS applications detailed below. The insert forms part of the assembly used to manage airflow during open-top driving.

Fits:

  • Porsche Boxster Spyder / Spyder RS 718 4.0L 01/2019>>


Diagram Ref No 2

Check fitment for your specific vehicle (model, year, engine) before ordering.


What Is This Part?
This is a replacement insert for the vehicle's wind deflector assembly. It works with the surrounding deflector components rather than acting as a separate exterior spoiler. The Porsche parts catalogue identifies the insert separately from the deflector and its guide, so the condition of those associated components should also be assessed during repair. Replacing the insert is appropriate when damage is confined to this component and the rest of the assembly remains serviceable. 


What Does This Part Do?

  • Completes the deflector assembly: Forms part of the wind deflector arrangement fitted to the specified vehicle.
  • Supports airflow control: Works with the assembled deflector to help limit cabin turbulence during open-top driving.
  • Allows targeted repair: Provides a replacement for a damaged insert where the associated deflector components can be retained.


Why Replace This Part?
Replacement may be appropriate if the existing insert is damaged, distorted or no longer sits correctly in the assembly. Damage around its seating or retaining areas can prevent proper installation, even when the surrounding components appear intact.

If the deflector rattles or moves, inspect the complete assembly before deciding which component needs replacing. Worn guides, damaged surrounding parts or incorrect seating can produce similar symptoms; a new insert will not correct damage elsewhere.


When to Replace This Part?

  • Visible damage: Breaks or other deterioration affecting the insert's condition or fit.
  • Poor seating: The insert cannot sit correctly after the mating components have been checked.
  • Distortion: Its shape has changed sufficiently to interfere with installation.
  • Damaged retaining areas: Inspection confirms that damage is on the insert rather than an associated component.
  • During refitting: Removal reveals damage that prevents satisfactory reuse.


Product Summary

  • Product: Wind deflector insert.
  • Brand: Porsche.
  • Part number: 983871417.
  • Assembly: Wind deflector.
  • Repair purpose: Replacement of a damaged or incorrectly seating insert.


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

983871417
983871417

The product you are viewing cross references to these numbers
DISPLAYING 1 to 2 (of 2 products)
About Wind Deflectors

Porsche Wind Deflectors | Enhanced Comfort and Aerodynamic Efficiency

Wind deflectors are subtle yet essential exterior accessories that significantly improve aerodynamic comfort, cabin airflow, and driving refinement. Whether installed on your Porsche’s side windows or convertible roof system, they reduce wind noise, turbulence, and interior buffeting — particularly at motorway speeds or when driving with the windows down.

At Design911, we supply a premium range of wind deflectors designed for precision fitment and long-term durability. Constructed from high-grade acrylic, polycarbonate, or lightweight composite materials, these deflectors are contoured to your vehicle’s design for a seamless, integrated look. They enhance both functionality and style, offering improved driving comfort without compromising the clean lines of your Porsche.

Perfect for both coupe and cabriolet models, our wind deflectors combine aerodynamic precision with manufacturer-quality craftsmanship, ensuring an easy installation and a perfect finish that complements your car’s performance-driven aesthetics.

What Do Wind Deflectors Do?

Wind deflectors are engineered to optimise airflow and improve comfort during open-window or open-top driving.

Core Functions:

  • Redirect airflow away from the cabin to reduce wind buffeting and turbulence.
  • Minimise noise for a quieter, more comfortable ride.
  • Prevent rain ingress when windows are slightly open.
  • Enhance aerodynamics without compromising performance.
  • Maintain clean lines and visual harmony with your Porsche’s design.

A properly fitted wind deflector allows drivers to enjoy fresh air and open-road freedom while keeping cabin turbulence and drag to a minimum.

Why Do Wind Deflectors Fail or Degrade?

Over time, even durable exterior components can deteriorate due to exposure to the elements and mechanical stress.

Common Causes of Failure Include:

  • UV exposure causing discoloration or brittleness.
  • Cracks or chips from road debris or improper handling.
  • Loose fittings from aged clips or mounting points.
  • Surface wear from repeated washing or weather exposure.
  • Deformation from heat or pressure over time.

When a wind deflector becomes worn, cloudy, or cracked, it not only affects appearance but can also disrupt aerodynamic efficiency and cabin comfort — making replacement the most effective solution.

Why Replace or Upgrade Your Porsche Wind Deflectors?

Replacing your wind deflectors restores aerodynamic smoothness and driving comfort, while upgrading to newer designs can add both style and functionality.

Key Benefits:

  • Improves cabin comfort by reducing turbulence and noise.
  • Enhances aerodynamic balance at higher speeds.
  • Prevents water ingress during rainy conditions.
  • Restores visual clarity and design integrity.
  • Simple, tool-free installation for quick upgrades.
  • Available in tinted, smoked, or clear finishes.

Whether for daily driving, open-top cruising, or performance touring, these wind deflectors deliver an immediate improvement in comfort and aerodynamics.

Highlights:

  • Precision-fit Porsche wind deflectors for coupe and cabriolet models.
  • Reduces wind noise, turbulence, and drag.
  • Made from impact-resistant, UV-stabilised materials.
  • Quick and secure installation with no modifications needed.
  • Enhances both style and comfort.
  • Perfect upgrade for long drives and convertible cruising.

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