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Design 911 Design 911 supply Porsche parts, Porsche spares and Porsche accessories, to both retail and to the trade. Our Porsche product and accessory range includes brakes, exhausts, tyres, wheels and Porsche panels and interiors. https://design91.uk/images/schemaLogo.png https://design91.uk/images/schemaLogo.png +443456003478 https://design91.uk Facebook Instagram

Rear Spoilers / Aerofoil

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DISPLAYING 17 to 21 (of 21 products)
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E222.354
Product Information
Product Information
Rennline Louvered rear deckling grill.
Replace your old, tattered metal decklid grill with a lightweight, vacuum formed, louvered grill. With styling cues borrowed from the 930 whale tail grill and finished in a textured ABS plastic, this durable grill will update the aesthetics of the rear end of your 911.

rennline

Fits:
Porsche 911 1965-89

• Durable vacuum formed ABS plastic construction
Lighter than '69-'73 OEM aluminum decklid grill
• Textured matte black finish
• Direct bolt on installation for OEM & Aftermarket decklids
• Available with aluminum mesh grill screen in black or silver
• Factory fit and finish
• Stainless steel hardware included
• Installs in minutes with basic hand tools
Special Order item
90151179121::1
Product Information
Product Information
Rubber washer for grille fastening screw. Sold each.

porsche

Fits:
Porsche 911 / 912 1965-68

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

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Related, superseded, cross reference or alternative numbers for comparison.

90151179121
90155904121
1684550206
1684550200
90151179121

The product you are viewing cross references to these numbers
ZB15
Product Information
Product Information
Universal Spoiler stabilizers adjustable 100-140mm
for Front spoiler lip part number FA273 and FA277

• Universal spoiler stabilizers for all types of vehicles

• With these stabilizers you will provide your fasteners with better adhesion to the vehicle
• Increased stability at high speeds
• Racing/rally look
• Set consisting of 2 stabilizers
• Adjustable length
• Ends can be rotated 360 degrees
• Includes fastening materials

Technical data:
• Length: 100-140mm
• Material: aluminium/stainless steel
• Available colours: blue, gold, red, black, silver, 


Please note: This is a special-order item, can take 8-12 weeks to be delivered and once ordered cannot be cancelled.

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

ZB15
ZB155
ZB156
ZB157
ZB158
ZB159

The product you are viewing cross references to these numbers
ZB16
Product Information
Product Information
Universal Spoiler stabilizers adjustable 200-260mm
for Front spoiler lip part number FA273 and FA277

• Universal spoiler stabilizers for all types of vehicles

• With these stabilizers you will provide your fasteners with better adhesion to the vehicle
• Increased stability at high speeds
• Racing / rally look
• Set consisting of 2 stabilizers
• Adjustable length
• Ends can be rotated 360 degrees
• Includes fastening materials

Technical data:
• Length: 200-260mm
• Material: aluminium/stainless steel
• Available colours: blue, gold, red, black, silver, 


Please note: This is a special-order item, can take 8-12 weeks to be delivered and once ordered cannot be cancelled.

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

ZB16
ZB160
ZB161
ZB162
ZB163
ZB164

The product you are viewing cross references to these numbers
Special Order item
90015102703
Product Information
Product Information
Washer for grille fastening screw. Sold each.

porsche

Fits:
Porsche 911 / 912 1965-68

Click 'Zoom in' for large parts diagram.
Diagram ref no 33

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

90015102703
90155904121
1684550206
1684550200
90015102703

The product you are viewing cross references to these numbers
DISPLAYING 17 to 21 (of 21 products)
1 2
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About Rear Spoilers / Aerofoil

Porsche Rear Spoilers & Aerofoils | Performance, Stability & Design Enhancement

Rear spoilers and aerofoils are key aerodynamic components designed to increase downforce, improve stability, and enhance the distinctive styling of your Porsche. Whether you’re replacing a damaged spoiler, upgrading to a lightweight performance aerofoil, or transforming your vehicle’s exterior for a sportier stance, these parts combine aerodynamic precision with visual appeal.

At Design911, we supply a comprehensive range of high-quality rear spoilers and aerofoils, crafted from advanced materials such as carbon fibre, fiberglass, and composite alloys for maximum strength and minimal weight. Designed for precision fitment, these components deliver improved handling, reduced lift, and a more aggressive aesthetic that reflects Porsche’s racing heritage.

Suitable for classic 911s through to modern 992, Cayman, and Boxster models, our rear spoilers ensure a perfect balance of performance, design, and durability for every application — from restoration to motorsport preparation.

What Do Rear Spoilers and Aerofoils Do?

A rear spoiler or aerofoil manages airflow over your Porsche’s body to enhance stability, grip, and aerodynamic efficiency. By reducing lift and increasing rear downforce, it ensures consistent traction and improved high-speed performance.

Core Functions:

  • Increases rear downforce for enhanced stability and control.
  • Reduces aerodynamic lift and drag at high speeds.
  • Improves traction during cornering and acceleration.
  • Directs airflow for better cooling efficiency.
  • Adds a distinctive motorsport-inspired aesthetic.

A well-engineered spoiler doesn’t just look stunning — it directly contributes to safer, more predictable handling and optimal balance under load.

Why Do Rear Spoilers and Aerofoils Fail or Deteriorate?

Rear spoilers are exposed to aerodynamic pressure, vibration, and environmental conditions, which can lead to wear and damage over time.

Common Causes of Failure Include:

  • UV degradation leading to fading or cracking of materials.
  • Impact damage from debris or rear-end collisions.
  • Corrosion or fatigue in metal mounting brackets.
  • Loose fittings causing vibration or misalignment.
  • Paint wear or delamination on carbon fibre surfaces.

If neglected, a damaged or unstable spoiler can cause aerodynamic imbalance, increased drag, and even safety concerns at higher speeds — making timely replacement or upgrade essential.

Why Replace Your Rear Spoiler or Aerofoil?

Replacing a worn or damaged rear spoiler ensures aerodynamic integrity and restores your Porsche’s original performance and appearance. Upgrading to a modern or motorsport-style aerofoil can further enhance downforce, aesthetics, and handling precision.

Key Benefits:

  • Restores aerodynamic balance and rear stability.
  • Improves cornering grip and high-speed control.
  • Enhances vehicle appearance with performance styling.
  • Lightweight materials for improved performance efficiency.
  • Precision-engineered for seamless installation.
  • Ideal for restoration or track-focused upgrades.

Whether you prefer a classic ducktail design, GT-style rear wing, or a carbon fibre adjustable aerofoil, our range of Porsche rear spoilers ensures you achieve the perfect blend of heritage and performance.

Highlights:

  • Premium Porsche rear spoilers and aerofoils for all models.
  • Engineered for aerodynamic performance and design accuracy.
  • Lightweight carbon fibre, fiberglass, or composite construction.
  • Direct-fit replacement or upgrade options available.
  • Ideal for both street and track applications.
  • Restores performance while elevating exterior styling.

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