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Catalyst / Bypass

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DISPLAYING 1 to 4 (of 4 products)
9m Equal length exhaust manifold with catalytic converter. Porsche 718 Boxster 4.0ltr / 981 Cayman GT4
Code: 9M82254017
Equal length exhaust manifold with catalytic converter. 
Sold as a pair - left and right

ninemeister

Fits:
Porsche 718 Boxster GTS 4.0ltr- 2017 Onwards
Porsche 718 Boxster Spyder 4.0ltr - 2017 Onwards

Porsche 718 Cayman GTS 4.0ltr  - 2017 Onwards
Porsche 718 Cayman GT4 4.0ltr - 2017 Onwards

Made from SS304L lightweight stainless steel these exhaust manifolds offer reduced back pressure with higher flow

  • Performance gains of 15hp minimum and 20nm
  • Improved throttle response
  • Improved exhaust note with no drone, resonation or vibration
  • Direct fit no remap required but recommended
  • No CEL
  • Heat shielded to reduce radiant heat and speeds up exhaust gas velocity



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Related, superseded, cross reference or alternative numbers for comparison.

9M82254017
982254017C
982254017D
982254017E
982254017EX
982254018C
982254018D
982254018E
982254018EX
982254017F
982254017FX
982254018F
982254018FX

The product you are viewing cross references to these numbers
Special Offer
9m over axle GPD delete pipe set. Porsche 718 GT4 / Spyder / GTS 4.0ltr
Code: 9M82254351B
9m over axle GPD delete pipe set. 

ninemeister

Fits:
Porsche 718 Boxster Spyder 4.0ltr - 
Porsche 718 Boxster GTS 4.0ltr
Porsche 718 Cayman GTS 4.0ltr
Porsche 718 Cayman GT4 4.0ltr

9m 718 GT4/GTS/Spyder over axle pipes

  • 9m 718 GT4/GTS/Spyder over axle pipes stainless steel heat shielded
  • Deletes restrictive GPF pipes
  • Much better exhaust sound
  • Faster acceleration
  • 50% weight saving
  • Reduced radiant heat on the inside of the rear tyres
  • Minimum gains of 20hp+

Please Note
European cars will require our 9m ECU remap to avoid engine warning light 

Click 'Zoom in' for large parts diagram.
Diagram ref no 8 and 9



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Related, superseded, cross reference or alternative numbers for comparison.

9M82254351B
982254351B
982254351L
982254351AA
982254351P
982254351R
982254350B
982254350L
982254350AA
982254350P
982254350R

The product you are viewing cross references to these numbers
Special Offer
Exhaust particulate filter bypass tube Porsche 718 GT4 / Spyder and GTS
Code: 3606007184
Exhaust gasoline particulate filter (GPF) bypass tubes.

designtek

Fits
Porsche Boxster 718 Spyder 4.0ltr 2020 onwards
Porsche Boxster 718 GTS 4.0ltr 2020 onwards
Porsche Cayman 718 GT4 4.0ltr 2020 onwards
Porsche Cayman 718 GTS 4.0ltr 2020 onwards

RACETRACK USE ONLY
These components are designed and developed for racetrack use and to maximise the car's performance. They are not street legal and must be installed by professionals in the sector

GASOLINE PARTICULATE FILTER
(GPF) REMOVAL
To reduce back pressure on the exhaust and increase noise output, this component removes the standard GPF

Please note: sports catalytic converters or bypass pipes do have type approval and may not be legally installed on vehicles manufactured after 1st March 2001. They can not be used on a public road and are not MOT compliant, they are designed for race and track cars only. 


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

3606007184
98254351B
98254351L
98254351AA
98254351P
98254351R
98254351N
98254351Q
98254351S
98254351T
98254350B
98254350L
98254350P
98254350R
98254350N
98254350AB
98254350Q
98254350S
98254350T

The product you are viewing cross references to these numbers
Best Product
Sports exhaust particulate filter bypass tube Porsche 718 GT4 Spyder and GTS
Code: TSPO718GT4C19.013.A
Exhaust gasoline particulate (GPF) filter bypass tube Porsche 718 GT4 Spyder and GTS 4.0ltr

tubi

Fits
Porsche Boxster 718 Spyder 4.0ltr
Porsche Boxster 718 GTS 4.0ltr
Porsche Cayman 718 GT4 4.0ltr
Porsche Cayman 718 GTS 4.0ltr

RACETRACK USE ONLY
These components are designed and developed for racetrack use and to maximise the car's performance. They are not street legal and must be installed by professionals in the sector

GASOLINE PARTICULATE FILTER
(GPF) REMOVAL
To reduce back pressure on the exhaust and increase noise output, this component removes the standard GPF


AISI 304 STAINLESS STEEL
A choice stainless steel ideal for aggressive environments where combustion emissions can cause serious chemical corrosion on other types of metal

MAIN PIPE DIMENSION - 55mm
This is the diameter the main pipe of the exhaust system

Please note: sports catalytic converters or bypass pipes do have type approval and may not be legally installed on vehicles manufactured after 1st March 2001. They can not be used on a public road and are not MOT compliant, they are designed for race and track cars only. 
Best Price
DISPLAYING 1 to 4 (of 4 products)
About Catalyst / Bypass

Title: Porsche Exhaust Catalyst and Bypass Sports Catalyst: Technical Specifications and Benefits

Key Points:

Enhanced Performance: Upgrading your Porsche's exhaust catalyst or opting for a bypass sports catalyst can significantly improve performance by increasing horsepower and torque output. These aftermarket options are designed to optimize exhaust flow, resulting in improved engine efficiency and throttle response.

Enhanced Sound: An original Porsche or aftermarket exhaust catalyst can enhance the auditory experience of your vehicle. They offer a deeper, more aggressive exhaust note, providing a sportier sound that complements the performance-oriented nature of a Porsche.

Compliance with Emissions Standards: When purchasing an exhaust catalyst, it is crucial to consider its compliance with local emissions regulations. Porsche exhaust catalysts are engineered to meet strict emissions standards, ensuring that your vehicle remains environmentally friendly while delivering enhanced performance.

Quality and Durability: Original Porsche exhaust catalysts are manufactured to the highest standards, ensuring exceptional quality and durability. Aftermarket options from reputable brands also offer similar reliability, providing a long-lasting solution for your Porsche's exhaust system.

Easy Installation: Both original Porsche and aftermarket exhaust catalysts are designed to be direct replacements, making installation relatively straightforward. However, it is essential to follow the manufacturer's instructions or seek professional assistance to ensure proper fitment and optimal performance.

At Design911, we understand the importance of finding the correct part for your Porsche and providing the best professional advice. Our dedicated team of experts specializes in Porsche parts and accessories, including exhaust catalysts. With our extensive knowledge and experience, we can assist you in finding the right exhaust catalyst or bypass sports catalyst for your Porsche model, taking into account your specific requirements and local regulations. We are committed to delivering top-quality products and ensuring customer satisfaction. Contact us today for personalized assistance and an enhanced driving experience with your Porsche.

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