Rear Spoilers / Aerofoil
Manufactured in Carbon Fibre prepreg autoclave molded at high temperature & pressure, twill 2×2 200 gr. cured with clearcote gloss finish.

Fits:
Porsche 981 Cayman 2013-15
Replaces the oem upper Spoiler. Install along with the oem lower Spoiler support with existent screws & clips. ( not supplied)
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Related, superseded, cross reference or alternative numbers for comparison.
SFC98150424103
The product you are viewing cross references to these numbers
- Porsche Cayman 2.7L 981 2013-16
- Porsche Cayman S / GTS 3.4L 981 2013-16
Manufactured in carbon fiber prepreg autoclave molded at high temperature and pressure, finished clear gloss. Fabric twill 2×2.

Fits:
Porsche 981 Cayman GT4 2016
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Related, superseded, cross reference or alternative numbers for comparison.
SFC98150551381
The product you are viewing cross references to these numbers
- Porsche Cayman GT4 3.8L 2015-16

Fits:
Porsche 987C Cayman 2005>>
Material:
Made from Fibre Glass GRP
Covered with Carbon Fibre
Product Type:
Replica
Special order: Please note it usually takes 8 weeks for us to receive this from supplier as this is special order part.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
98750530030
The product you are viewing cross references to these numbers
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
Fits:
Porsche 718
**Can also be retro fitted to Porsche Boxster / Cayman 981 models
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
982825491G2X
The product you are viewing cross references to these numbers
- Porsche Boxster 981 2.7L 2012-16
- Porsche Boxster 981 S / GTS 3.4L 2012-16
- Porsche Boxster 718 2.0L Manual (300 Bhp)
- Porsche Boxster 718 2.0L PDK (300 Bhp)
- Porsche Boxster S 718 2.5L Manual (350 Bhp)
- Porsche Boxster S 718 2.5L PDK (350 Bhp)
- Porsche Boxster T 718 2.0L Manual (300 Bhp)
- Porsche Boxster T 718 2.0L PDK (300 Bhp)
- Porsche Boxster GTS 718 2.5L Manual (365 Bhp)
- Porsche Boxster GTS 718 2.5L PDK (365 Bhp)
- Porsche Boxster GTS 718 4.0L Manual (400 Bhp)
- Porsche Boxster GTS 718 4.0L PDK (400 Bhp)
- Porsche Boxster 25 Years 718 4.0L Manual (400 Bhp)
- Porsche Boxster 25 Years 718 4.0L PDK (400 Bhp)
- Porsche Cayman 2.7L 981 2013-16
- Porsche Cayman S / GTS 3.4L 981 2013-16
- Porsche Cayman GT4 3.8L 2015-16
- Porsche Cayman 718 2.0L Manual (300Bhp)
- Porsche Cayman 718 2.0L PDK (300Bhp)
- Porsche Cayman S 718 2.5L Manual (350Bhp)
- Porsche Cayman S 718 2.5L PDK (350Bhp)
- Porsche Cayman T 718 2.0L Manual (300Bhp)
- Porsche Cayman T 718 2.0L PDK (300 Bhp)
- Porsche Cayman GTS 718 2.5L Manual (365 Bhp)
- Porsche Cayman GTS 718 2.5L PDK (365 Bhp)
- Porsche Cayman GTS 718 4.0L Manual (400 Bhp)
- Porsche Cayman GTS 718 4.0L PDK (400 Bhp)
- Porsche Cayman GT4 718 4.0L / GT4 RS 718 4.0L
Fits:
Porsche 718
**Can also be retro fitted to Porsche Boxster / Cayman 981 models
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
982825491G2X
The product you are viewing cross references to these numbers
- Porsche Boxster 981 2.7L 2012-16
- Porsche Boxster 981 S / GTS 3.4L 2012-16
- Porsche Boxster 718 2.0L Manual (300 Bhp)
- Porsche Boxster 718 2.0L PDK (300 Bhp)
- Porsche Boxster S 718 2.5L Manual (350 Bhp)
- Porsche Boxster S 718 2.5L PDK (350 Bhp)
- Porsche Boxster T 718 2.0L Manual (300 Bhp)
- Porsche Boxster T 718 2.0L PDK (300 Bhp)
- Porsche Boxster GTS 718 2.5L Manual (365 Bhp)
- Porsche Boxster GTS 718 2.5L PDK (365 Bhp)
- Porsche Boxster GTS 718 4.0L Manual (400 Bhp)
- Porsche Boxster GTS 718 4.0L PDK (400 Bhp)
- Porsche Boxster 25 Years 718 4.0L Manual (400 Bhp)
- Porsche Boxster 25 Years 718 4.0L PDK (400 Bhp)
- Porsche Cayman 2.7L 981 2013-16
- Porsche Cayman S / GTS 3.4L 981 2013-16
- Porsche Cayman GT4 3.8L 2015-16
- Porsche Cayman 718 2.0L Manual (300Bhp)
- Porsche Cayman 718 2.0L PDK (300Bhp)
- Porsche Cayman S 718 2.5L Manual (350Bhp)
- Porsche Cayman S 718 2.5L PDK (350Bhp)
- Porsche Cayman T 718 2.0L Manual (300Bhp)
- Porsche Cayman T 718 2.0L PDK (300 Bhp)
- Porsche Cayman GTS 718 2.5L Manual (365 Bhp)
- Porsche Cayman GTS 718 2.5L PDK (365 Bhp)
- Porsche Cayman GTS 718 4.0L Manual (400 Bhp)
- Porsche Cayman GTS 718 4.0L PDK (400 Bhp)
- Porsche Cayman GT4 718 4.0L / GT4 RS 718 4.0L

Fits:
Porsche 981 Cayman GT4 - 2016
Click 'Zoom in' for large parts diagram.
Diagram ref no 35
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
98150410980
The product you are viewing cross references to these numbers
- Porsche Cayman GT4 3.8L 2015-16

Fits:
Porsche 981 Cayman GT4 - 2016
Click 'Zoom in' for large parts diagram.
Diagram ref no 1
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
98150551383
The product you are viewing cross references to these numbers
- Porsche Cayman GT4 3.8L 2015-16

Fits:
Porsche 987C Cayman 2005>>
Material:
Made from Fibre Glass GRP
Product Type:
Replica
Special order: Please note it usually takes 8 weeks for us to receive this from supplier as this is special order part.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
98750530010
The product you are viewing cross references to these numbers
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08

Fits:
Porsche 987C Cayman 2005>>
Material:
Made from Fibre Glass GRP
Covered with Carbon Fibre
Product Type:
Replica
Special order: Please note it usually takes 8 weeks for us to receive this from supplier as this is special order part.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
98750530020
The product you are viewing cross references to these numbers
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
Fits:
Porsche 987 Boxster MKI 2005>>2008
Porsche 987 Boxster MKII 2009>>2012
Porsche 987 Cayman MKI 2006>>2008
Porsche 987 Cayman MKII 2009>>2012
Diagram Ref No 10
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
98750441500
The product you are viewing cross references to these numbers
- Porsche Boxster 987 2.7L 2005 -08/08
- Porsche Boxster 987 S 3.2/3.4L 2005-08/08
- Porsche Boxster 987 MKII 2.9L 2009-2012
- Porsche Boxster S 987 MKII 3.4L 2009-2012
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
- Porsche Cayman 2.9L 987C MKII 2009-12
- Porsche Cayman S / R 3.4L 987C MKII 2009-12
Fits:
Porsche 987C Cayman
Material:
Carbon Fibre
Product Type:
SpeedArt
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
P87120042
The product you are viewing cross references to these numbers
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
Fits:
Porsche 987C Cayman
Material:
Made from Fibre Glass GRP
Product Type:
SpeedArt
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08

Fits:
Porsche 981 Cayman
Material:
Made from Fibre Glass GRP
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
98150424100
The product you are viewing cross references to these numbers
- Porsche Cayman 2.7L 981 2013-16
- Porsche Cayman S / GTS 3.4L 981 2013-16
- Porsche Cayman GT4 3.8L 2015-16

Fits:
Porsche 981 Cayman GT4 2016
Porsche 718 (982) Cayman GT4 2019>>
Click 'Zoom in' for large parts diagram.
Diagram ref no 14
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
98151268580
The product you are viewing cross references to these numbers
- Porsche Cayman GT4 3.8L 2015-16
- Porsche Cayman GT4 718 4.0L / GT4 RS 718 4.0L
Sold as a Pair
Fits:
Porsche 981 GT4 - 2015 to 2016
Porsche 718 GT4 - 2017 Onwards
Introduction:
Inspired by the Porsche 718 GT4/GT4RS Clubsport, the SR GT4 3-inch Swan Neck Wing Riser is the lightest & strongest solution to upgrade to the Porsche Clubsport rear wing and turn your 718/981 GT4 into a track beast with the best track-like aesthetics.
Highlights:
Upgrade to Clubsport Rear Wing: The SR GT4 3-inch Swan Neck Wing Riser works perfectly with the SilverRocket GT4 RS Clubsport Rear Wing and stock GT4/GT4RS Clubsport rear wing for those who want to maximize their GT4's full track potential.
Swan Neck Design: The Swan Neck Mount improves airflow separation and produces more downforce than the standard upright mount of your GT4, which is crucial in any track condition.
100% OEM Quality: The SR GT4 3-inch Swan Neck Wing Riser is 100% customized for the Porsche 718/981 GT4 model and utilizes the same material (2017 Aluminum Alloy, an aerospace-grade aluminum alloy) as the stock GT4 Clubsport wing bracket.
Double Your Downforce: With the clubsport rear wing, the swan neck design, and a 3-inch lift, the SR GT4 3-inch Swan Neck Wing Riser can create over 470 lbs of downforce, easily doubling the downforce of your GT4.
Hassle-Free Installation: It is designed to be 100% OEM compatible and seamlessly integrates with your Porsche 718/981 GT4 - no need for drilling additional holes or complex modifications. Install with ease and get ready to experience the difference.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
98151268182
The product you are viewing cross references to these numbers
- Porsche Cayman GT4 3.8L 2015-16
- Porsche Cayman GT4 718 4.0L / GT4 RS 718 4.0L

Fits:
Porsche 987.1 Cayman / Cayman S - 2005 to 2008
Porsche 987.2 Cayman / Cayman S / Cayman R - 2009 to 2012
Product Description
Rennline’s new upkick spoiler is a great way to give your 987 Cayman an OEM+ look with a modern spin on the classic Porsche design. Made from high-quality hand-laid carbon fiber using state-of-the-art manufacturing techniques for a factory fit and finish.
- High-quality construction, using the latest technologies
- Carbon Fiber is hand-laid with a high gloss UV protectant finish
- CAD designed using 3D scans of the factory spoiler
- Installs just like the factory spoiler using the factory hardware
- OEM fit and finish
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
E78
The product you are viewing cross references to these numbers
- Porsche Cayman 2.7L 987C 2006-08
- Porsche Cayman S 3.4L 987C 2005-08
- Porsche Cayman 2.9L 987C MKII 2009-12
- Porsche Cayman S / R 3.4L 987C MKII 2009-12
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.