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- Accessories
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bellows Genuine Porsche part 99134350901
• This part is brand new and unused.
• Please verify that it is 100% suitable for your specific vehicle before purchase to ensure compatibility.
Before purchasing thoroughly check part to confirm compatibility.
- We are unable to provide fitting details for this product at this time. Please contact us for further information.

Lowers car by: 30mm
Fits:
Porsche 991 2WD Carrera + Carrera S
Coupe & Convertible, type 991, including cars with PASM and without PASM
Ultra high performance cars like the Porsche Carrera GT, 996 GT II and GT III are equipped with H&R springs, while Mercedes Benz chose them for its supercar, the CLK DTM AMG which is directly derived from the DTM CLK. The use of high tension steel and the complete certification according to the requirements of DIN EN ISO 9001 allow an enormous flexibility at highest quality.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
28880-1
The product you are viewing cross references to these numbers
- Porsche 991.1 Carrera C2 3.4L (350Bhp) 2012-16
- Porsche 991.1 Carrera C2S 3.8L (400Bhp) 2012-16

Fits:
Porsche 991 (911) C2 3.4L / C2S 3.8L 2012>> Coupe / Cabrio
Porsche 991 (911) C2 3.0L / C2S 3.0L 2012>> Coupe / Cabrio
Porsche 991 (911) 3.8L Carrera S / GTS 2012>> Coupe / Cabrio
* Only for cars with PASM (electronic damper control)
Lowers
Front 20-25mm
Rear 15-20mm
- Top-Performance Handling
- Lower centre of Gravity - Lowers Vehicle up to 1.5″ (40 mm)
- Progressive spring design
- Excellent ride quality
The Eibach Pro-Kit is the perfect answer for most popular street cars.
It's our legendary spring system that dramatically improves both a vehicle's performance and appearance. Pro-Kit lowers your car's centre of gravity, reducing squat during acceleration, body roll in corners and excessive nosedive under braking.
When combined with Plus-1 or Plus-2 wheels and tyres, the Eibach Pro-Kit is the finishing touch to a winning recipe for performance. Pro-Kit also reduces excessive fender well clearance, making your car look just as hot as it performs.
Every Eibach Pro-Kit is designed and tested by our suspension engineers and performance driving professionals, to deliver aggressive good looks and high performance handling, without ever compromising safety or ride quality.
By using our proprietary, progressive spring design, Pro-Kit provides the ultimate balance to take your passion for driving to a whole new level.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
E10-72-012-01-22
The product you are viewing cross references to these numbers
- Porsche 991.1 Carrera C2 3.4L (350Bhp) 2012-16
- Porsche 991.1 Carrera C2S 3.8L (400Bhp) 2012-16
- 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 Cabriolet 2 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Cabriolet 2S 3.0L (420 Bhp) 2016-19

Fits:
Porsche 991 (911) 3.0L C4 / C4S / GTS 2012>> Coupe / Cabrio / Targa
Porsche 991 (911) 3.4L C4 2012>> Coupe / Cabrio / Targa
Porsche 991 (911) 3.8L C4S / GTS 2012>> Coupe / Cabrio / Targa
* Only for cars with PASM (electronic damper control)
Lowers
Front 20-25mm
Rear 15mm
- Top-Performance Handling
- Lower centre of Gravity - Lowers Vehicle up to 1.5″ (40 mm)
- Progressive spring design
- Excellent ride quality
The Eibach Pro-Kit is the perfect answer for most popular street cars.
It's our legendary spring system that dramatically improves both a vehicle's performance and appearance. Pro-Kit lowers your car's centre of gravity, reducing squat during acceleration, body roll in corners and excessive nosedive under braking.
When combined with Plus-1 or Plus-2 wheels and tyres, the Eibach Pro-Kit is the finishing touch to a winning recipe for performance. Pro-Kit also reduces excessive fender well clearance, making your car look just as hot as it performs.
Every Eibach Pro-Kit is designed and tested by our suspension engineers and performance driving professionals, to deliver aggressive good looks and high performance handling, without ever compromising safety or ride quality.
By using our proprietary, progressive spring design, Pro-Kit provides the ultimate balance to take your passion for driving to a whole new level.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
E10-72-012-02-22
The product you are viewing cross references to these numbers
- Porsche 991.1 Carrera C4 3.4L (350Bhp) 2012-16
- Porsche 991.1 Carrera C4S 3.8L (400Bhp) 2012-16
- 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 Cabriolet 4 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Cabriolet 4S 3.0L (420 Bhp) 2016-19

Fits:
Porsche 991 (911) TURBO / TURBO S 3.8L 2013>>
* Only for cars with PASM (electronic damper control)
Lowers
Front 20mm
Rear 10mm
- Top-Performance Handling
- Lower centre of Gravity - Lowers Vehicle up to 1.5″ (40 mm)
- Progressive spring design
- Excellent ride quality
The Eibach Pro-Kit is the perfect answer for most popular street cars.
It's our legendary spring system that dramatically improves both a vehicle's performance and appearance. Pro-Kit lowers your car's centre of gravity, reducing squat during acceleration, body roll in corners and excessive nosedive under braking.
When combined with Plus-1 or Plus-2 wheels and tyres, the Eibach Pro-Kit is the finishing touch to a winning recipe for performance. Pro-Kit also reduces excessive fender well clearance, making your car look just as hot as it performs.
Every Eibach Pro-Kit is designed and tested by our suspension engineers and performance driving professionals, to deliver aggressive good looks and high performance handling, without ever compromising safety or ride quality.
By using our proprietary, progressive spring design, Pro-Kit provides the ultimate balance to take your passion for driving to a whole new level.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
E10-72-012-03-22
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

Lowers car by: 30-35mm
Fits:
Porsche 911 (991) 4WD Turbo / Turbo S 2013>>
Coupe & Convertible, type 991, including cars with PASM.
Porsche 911 (991) 4WD Turbo / Turbo S 2016>>
Coupe & Convertible, type 991, including cars with PASM and Lift System.
Ultra high performance cars like the Porsche Carrera GT, 996 GT II and GT III are equipped with H&R springs, while Mercedes Benz chose them for its supercar, the CLK DTM AMG which is directly derived from the DTM CLK. The use of high tension steel and the complete certification according to the requirements of DIN EN ISO 9001 allow an enormous flexibility at highest quality.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
28880-3
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

Fits:
Porsche 911 (991.1) GT3 2017>>
Lowers car by: 20mm
Setup street use without approval
Ultra high performance cars like the Porsche Carrera GT, 996 GT II and GT III are equipped with H&R springs, while Mercedes Benz chose them for its supercar, the CLK DTM AMG which is directly derived from the DTM CLK. The use of high tension steel and the complete certification according to the requirements of DIN EN ISO 9001 allow an enormous flexibility at highest quality.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
RSF-37-991-1
The product you are viewing cross references to these numbers
- Porsche 991.1 GT3 3.8L (475Bhp) 2014-16

Fits:
Porsche 991.1 Carrera 2012-16
Porsche 991.2 Carrera 2017-18
Porsche 991 Turbo 2014-18
Porsche 981 Boxster 2012-16
Porsche 981C Cayman 2013-16
Porsche 982 Boxster 2017>>
Porsche 982C Cayman 2017>>
Click 'Zoom in' for large parts diagram.
Diagram ref no 4
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99134350103
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 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 991.2 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 Cabriolet 2 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Cabriolet 2S 3.0L (420 Bhp) 2016-19
- Porsche 991.2 Cabriolet 4 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Cabriolet 4S 3.0L (420 Bhp) 2016-19
- Porsche 991.2 Targa 4 3.0L (370 Bhp) 2016-19
- 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
- Porsche Cayman 2.7L 981 2013-16
- Porsche Cayman S / GTS 3.4L 981 2013-16
- 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)
Please note: the metal insert plate would have to be transferred over from old mount
Fits:
Porsche 991.1 Carrera 2012-16
Porsche 991.2 Carrera 2017-18
Porsche 991 Turbo 2014-18
Porsche 981 Boxster 2012-16
Porsche 981C Cayman 2013-16
Porsche 982 Boxster 2017>>
Porsche 982C Cayman 2017>>
Diagram ref no 4
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
99134350103
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 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 991.2 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 Cabriolet 2 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Cabriolet 2S 3.0L (420 Bhp) 2016-19
- Porsche 991.2 Cabriolet 4 3.0L (370 Bhp) 2016-19
- Porsche 991.2 Cabriolet 4S 3.0L (420 Bhp) 2016-19
- Porsche 991.2 Targa 4 3.0L (370 Bhp) 2016-19
- 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
- Porsche Cayman 2.7L 981 2013-16
- Porsche Cayman S / GTS 3.4L 981 2013-16
- 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)

The BBi Street Cup Spring Package improves the handling response, ride height of the vehicle by upgrading the factory springs with an improved linear rate springs.
The springs were chosen specifically for the platform to reduce body roll, gain response and balance out the vehicle. This is a cost effective and simple way to adjust the ride performance and height and sets you up for further upgrades down the the line when more control is desired.
Complete Package Includes:
2 Coilover Spring (Front)
2 Coilover Spring (Rear)
2 Coilover Helper Spring (Front)
2 Coilover Helper Spring (Rear)
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
BBISPRINGPACK991GT3
The product you are viewing cross references to these numbers
- Porsche 991.1 GT3 3.8L (475Bhp) 2014-16
- Porsche 991.1 GT3 RS 4.0L (500Bhp) 2015-16
- Porsche 991.2 GT3 4.0L (500 Bhp) / GT3 RS 4.0L (520 Bhp) 2017-19
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