Rear Spoilers / Aerofoil
With TÜV parts certificate (§19.3).

Fits:
Porsche 997.1 Turbo models
The 991.1 Turbo Downforce RS Aero Kit ensures the best possible aerodynamic properties and is at the same time a beautiful oem+ design element that gives your Porsche a unique appearance.
It consists of:
1 x Front spoiler evo2 | P991.20.1022
1 x Side skirts | P991.22.2020
1 x Rear spoiler extension | P991.20.3020
1 x Ram Air Scoops | P991.20.2025
1 x Rear diffuser | P991.20.3040
This Downforce aero kit is delivered primed & paint ready. Mounting material is included.
Please note this item is not a stock product. It is a special order part and once ordered with us is not subject to cancellation or return unless proven not fit for purpose or defected.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
P991.20.7000
The product you are viewing cross references to these numbers
- Porsche 991.1 Turbo 3.8L (520bhp) 2014-16
- Porsche 991.1 Turbo S 3.8L (560Bhp) 2014-16
- Porsche 991.2 Turbo Coupe 3.8L (540 Bhp) 2016-19
- Porsche 991.2 Turbo S Coupe 3.8L (580 Bhp) 2016-19
- Porsche 991.2 Turbo Cabriolet 3.8L (540 Bhp) 2016-19
- Porsche 991.2 Turbo S Cabriolet 3.8L (580 Bhp) 2016-19
Product description:
- Piece of powder coated mesh grill in size 100cm x 40cm
- Brand new product as shown in the photo below
- Hole size: 6mm x 4mm
-Thickness: 2mm
- Ideal for mounting in Bumpers, Bonnet intakes etc.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99950555555
The product you are viewing cross references to these numbers
- Porsche Boxster 986 2.5L 1997-99
- Porsche Boxster 986 2.7L 1999-02
- Porsche Boxster S 986 3.2L 1999-02
- Porsche Boxster 986 2.7L 2003-04
- Porsche Boxster S 986 3.2L 2003-04
- 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 Boxster 981 2.7L 2012-16
- Porsche Boxster 981 S / GTS 3.4L 2012-16
- Porsche 993 (911) C2 1994-97
- Porsche 993 (911) C4 1994-97
- Porsche 993 (911) RS 1994-97
- Porsche 993 (911) C2S 1994-97
- Porsche 993 (911) C4S 1994-97
- Porsche 993 (911) TURBO 1994-96
- Porsche 993 (911) GT2 1994-97
- Porsche 993 (911) TURBO S 1994-97
- Porsche 996 C2 3.4L 1997-08/01
- Porsche 996 C4 3.4L 1997-08/01
- Porsche 996 C2 3.6L 09/01-2005
- Porsche 996 C4 3.6L 09/01-2005
- Porsche 996 C4S 3.6L 09/01-2005
- Porsche 996 TURBO 2000-05
- Porsche 996 GT2 2001-05
- Porsche 996 GT3 MKI 1999-02
- Porsche 996 GT3 MKII 2003>>
- Porsche 996 GT3 RS 2003-04
- Porsche 997 MK1 Carrera 2 3.6L 2005-08
- Porsche 997 MK1 Carrera 2S 3.8L 2005-08
- Porsche 997 MK1 Carrera 4 3.6L 2005-08
- Porsche 997 MK1 Carrera 4S 3.8L 2005-08
- Porsche 997 MK1 TURBO 2007-09
- Porsche 997 MK1 GT3 2007-09
- Porsche 997 MK1 GT2 2007-09
- Porsche 997 MKII Carrera C2 3.6L 2009-12
- Porsche 997 MKII Carrera C4 3.6L 2009-12
- Porsche 997 MKII Carrera C2S 3.8L 2009-12
- Porsche 997 MKII Carrera C4S 3.8L 2009-12
- Porsche 997 MKII GT3 2010-11
- Porsche 997 MKII Turbo 2010-13
- Porsche 997 MKII GT2 RS 2011-13
- Porsche 991.1 Carrera C2 3.4L (350Bhp) 2012-16
- Porsche 991.1 Carrera C2S 3.8L (400Bhp) 2012-16
- Porsche 991.1 Carrera C4 3.4L (350Bhp) 2012-16
- Porsche 991.1 Carrera C4S 3.8L (400Bhp) 2012-16
- Porsche 991.1 Turbo 3.8L (520bhp) 2014-16
- Porsche 991.1 Turbo S 3.8L (560Bhp) 2014-16
- Porsche 991.1 GT3 3.8L (475Bhp) 2014-16
- 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 Cayman 2.7L 981 2013-16
- Porsche Cayman S / GTS 3.4L 981 2013-16
- Porsche Carrera GT
- Porsche 955 Cayenne 3.2L V6 2003-06
- Porsche 955 Cayenne S 4.5L V8 2003-06
- Porsche 955 Cayenne Turbo 4.5L 2003-06
- Porsche 955 Cayenne Turbo S 4.5L 2006>>
- Porsche 957 Cayenne 3.0L Diesel 2007-10
- Porsche 957 Cayenne 3.6L 2007-10
- Porsche 957 Cayenne S/GTS 4.8L 2007-10
- Porsche 957 Cayenne Turbo / Turbo S 4.8L 2007-10
- Porsche 958 Cayenne V6 3.6L Petrol 300Hp 2010-17
- Porsche 958 Cayenne V6 3.0L Diesel 245HP 2010-17
- Porsche 958 Cayenne S V6 3.0L Hybrid 380HP 2010-17
- Porsche 958 Cayenne S V8 4.8L Petrol 400HP 2010-17
- Porsche 958 Cayenne S V8 4.2L Diesel 382HP 2010-17
- Porsche 958 Cayenne GTS V8 4.8L Petrol 400HP 2010-17
- Porsche 958 Cayenne Turbo V8 4.8L Petrol 500HP 2010-17
- Porsche 958 Cayenne Turbo S V8 4.8L Petrol 550HP 2010-17
- Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
- Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
- Porsche 970.1 Panamera S V8 4.8L 2009-13
- Porsche 970.1 Panamera 4S V8 4.8L 2009-13
- Porsche 970.1 Panamera GTS V8 4.8L 2011-13
- Porsche 970.1 Panamera Turbo V8 4.8L 2009-13
- Porsche 970.1 Panamera Turbo S V8 4.8L 2009-13
- Porsche 970.1 Panamera Diesel V6 3.0L 2011-13
- Porsche 970.1 Panamera S Hybrid V6 3.0L 2011-13
- Porsche 970.2 Panamera V6 3.6L 2WD (310Hp) 2014-16
- Porsche 970.2 Panamera 4 V6 3.6L 4WD (310Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD (420Hp) 2014-16
- Porsche 970.2 Panamera S V6 Turbo 3.0L 2WD Executive 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD (420Hp) 2014-16
- Porsche 970.2 Panamera 4S V6 Turbo 3.0L 4WD Executive 2014-16
- Porsche 970.2 Panamera GTS V8 4.8L 4WD (440Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 4.8L (520Hp) 2014-16
- Porsche 970.2 Panamera Turbo V8 Executive 2014-16
- Porsche 970.2 Panamera Turbo S V8 4.8L 2014-16
- Porsche 970.2 Panamera Diesel V6 3.0L (250Hp) 2014-16
- Porsche 970.2 Panamera S E-Hybrid V6 3.0L (416Hp) 2014-16
- Porsche 95B.1 Macan Petrol 2.0L 237Bhp 2014-18
- Porsche 95B.1 Macan S Petrol 3.0L V6 340Bhp 2014-18
- Porsche 95B.1 Macan S Diesel 3.0L V6 258Bhp 2014-18
- Porsche 95B.1 Macan Turbo 3.6L V6 400Bhp 2014-18
- Porsche 924 2.0L 1976-79
- Porsche 924 2.0L 1980-85
- Porsche 924 Turbo 2.0L 1979-81
- Porsche 924 Turbo 2.0L 1982-84
- Porsche 924 Carrera GT 2.0L 1981
- Porsche 924 Carrera GTS 2.0L 1982
- Porsche 924S 2.5L 1986-87
- Porsche 924S 2.5L 1988
- Porsche 944 2.5L 8V 1982-87
- Porsche 944 2.7L 8V 1988-89
- Porsche 944S 2.5L 16V 1987-88
- Porsche 944S2 3.0L 16V 1989-91
- Porsche 944 Turbo 2.5L 8V 1985-88
- Porsche 944 Turbo 2.5L 8V 1989-91
- Porsche 944 Turbo S 2.5L 8V 1988
- Porsche 968 3.0L 1992-94
- Porsche 968 Sport 3.0L 1994-95
- Porsche 968 CS 3.0L 1993-95
- Porsche 968 Turbo S 3.0L 1993-94
- Porsche 928 4.5L 1978-82
- Porsche 928S 4.7L 1981-83
- Porsche 928S2 4.7L 1984-86
- Porsche 928S4 5.0L 1987-92
- Porsche 928GT 5.0L 1989-91
- Porsche 928GTS 5.4L 1992-95
- Porsche 356 1950-55
- Porsche 356A 1955-59
- Porsche 356B 1959-63
- Porsche 356C 1963-65
- Porsche 914 (1970-1976)
Manufactured in carbon fibre prepreg autoclave molded at high temperature & pressure. Material Twill 2×2, 200 gr. Finish clearcote gloss 90.

Fits:
Porsche 991.1 Turbo / Turbo S
Install as replacement of original parts.
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.
SFC991505811011E0
The product you are viewing cross references to these numbers
- Porsche 991.1 Turbo 3.8L (520bhp) 2014-16
- Porsche 991.1 Turbo S 3.8L (560Bhp) 2014-16
Suitable for all model/body variants, except convertible.

• Including mounting accessories if necessary
• The GT3 RS's retaining struts and engine compartment lock are not included in the scope of delivery. These must be obtained originally from Porsche.
• Rear spoiler is made from the innovative and high-quality material Fiberflex. The advantages of this new composite material: Extremely high flexibility combined with great stability, splinter resistance and non-flammability. Very high manufacturing quality and low weight even allow it to be used in professional racing. The characteristic black surface is characterized by good processing options and guarantees professional results. Products made from Fiberflex are ideal for repairs and other conversion work thanks to their excellent cutting and gluing properties.
• Uniform surface structure enables painting without major preparatory work (product is unpainted)
Please note: This is a special-order item, can take 8-12 weeks to be delivered and once ordered cannot be cancelled.
- Porsche 991.1 Carrera C2 3.4L (350Bhp) 2012-16
- Porsche 991.1 Carrera C2S 3.8L (400Bhp) 2012-16
- Porsche 991.1 Carrera C4 3.4L (350Bhp) 2012-16
- Porsche 991.1 Carrera C4S 3.8L (400Bhp) 2012-16
- Porsche 991.1 Turbo 3.8L (520bhp) 2014-16
- Porsche 991.1 Turbo S 3.8L (560Bhp) 2014-16
- Porsche 991.1 GT3 3.8L (475Bhp) 2014-16
- Porsche 991.1 GT3 RS 4.0L (500Bhp) 2015-16
- Porsche 991.2 Carrera 2 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Carrera 2S 3.0L (420 Bhp) 2016-19
- Porsche 991.2 Carrera 4 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Carrera 4S 3.0L (420 Bhp) 2016-19
- Porsche 991.2 Turbo Coupe 3.8L (540 Bhp) 2016-19
- Porsche 991.2 Turbo S Coupe 3.8L (580 Bhp) 2016-19
- Porsche 991.2 GT3 4.0L (500 Bhp) / GT3 RS 4.0L (520 Bhp) 2017-19
- Porsche 991.2 GT2 RS 3.8L PDK (700 bhp) 2018-19
Manufactured in carbon fibre prepreg autoclave molded at high temperature & pressure with twill 2×2, 200 gr. fabric. Finish clearcote gloss.

Fits:
Porsche 991.1 Turbo / Turbo S
Porsche 991.2 Turbo / Turbo S
Please note: Not compatible on 991 Turbo models with Porsche Tequipment Aerokit installed.
Install as replacement of oem upper rear wing using the existent fixing points.
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.
SFC99150423105GRV
The product you are viewing cross references to these numbers
- Porsche 991.1 Turbo 3.8L (520bhp) 2014-16
- Porsche 991.1 Turbo S 3.8L (560Bhp) 2014-16
- Porsche 991.2 Targa 4S 3.0L (420 Bhp) 2016-19
- Porsche 991.2 Turbo Coupe 3.8L (540 Bhp) 2016-19
- Porsche 991.2 Turbo S Coupe 3.8L (580 Bhp) 2016-19
- Porsche 991.2 Turbo Cabriolet 3.8L (540 Bhp) 2016-19
- Porsche 991.2 Turbo S Cabriolet 3.8L (580 Bhp) 2016-19

Fits:
Porsche 991.1
Rennline’s new carbon fiber OEM style spoiler is a great way to give your 991 an OEM+ look and a modern upgrade. Made from high quality carbon fiber using the latest technology for a factory fit and finish while adding a bit of style. Installation is a breeze, pop your OEM covers off and snap on your new carbon fiber parts!
High quality carbon fibre construction, using the latest technologies
Complete carbon fibre replacement for OEM spoiler
Installs like factory spoiler with no adhesive
Fits all 991 models
OEM fit and finish
- Porsche 991.1 Carrera C2 3.4L (350Bhp) 2012-16
- Porsche 991.1 Carrera C2S 3.8L (400Bhp) 2012-16
- Porsche 991.1 Carrera C4 3.4L (350Bhp) 2012-16
- Porsche 991.1 Carrera C4S 3.8L (400Bhp) 2012-16
- Porsche 991.1 Turbo 3.8L (520bhp) 2014-16
- Porsche 991.1 Turbo S 3.8L (560Bhp) 2014-16
- Porsche 991.1 GT3 3.8L (475Bhp) 2014-16
- Porsche 991.1 GT3 RS 4.0L (500Bhp) 2015-16
With TÜV parts certificate (§19.3), Also recognized in Switzerland.

Fits:
Porsche 991 Turbo | Turbo S
Not for models with original Aerokit.
The 991 Turbo rear spoiler extension ensures the best possible aerodynamic properties and is at the same time a beautiful oem+ design element that gives your Porsche a unique appearance.
Our 991 Turbo rear spoiler extension ensures the highest possible downforce. The original height adjustment and lowering are of course unchanged. The Porsche active aerodynamic rear spoiler functional capability stays and is not impaired.
MOSHAMMER® Patented mounting system, plug & play without drilling, and no screwing!
This Rear wing spoiler extension is delivered primed & paint ready. Mounting material is included.
Please note this item is not a stock product. It is a special order part and once ordered with us is not subject to cancellation or return unless proven not fit for purpose or defected.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
P991.20.3020
The product you are viewing cross references to these numbers
- Porsche 991.1 Turbo 3.8L (520bhp) 2014-16
- Porsche 991.1 Turbo S 3.8L (560Bhp) 2014-16
- Porsche 991.2 Turbo Coupe 3.8L (540 Bhp) 2016-19
- Porsche 991.2 Turbo S Coupe 3.8L (580 Bhp) 2016-19
- Porsche 991.2 Turbo Cabriolet 3.8L (540 Bhp) 2016-19
- Porsche 991.2 Turbo S Cabriolet 3.8L (580 Bhp) 2016-19
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
The product you are viewing cross references to these numbers
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
The product you are viewing cross references to these numbers
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.