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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://d911api.datadial.net/images/schemaLogo.png https://d911api.datadial.net/images/schemaLogo.png +443456003478 https://d911api.datadial.net Facebook Instagram

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DISPLAYING 17 to 19 (of 19 products)
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9M718TISILENCER4.0
Product Information
Product Information
Sports exhaust valved rear silencer, titanium. 

Fits:

Porsche 718 Boxster Spyder - 2020 to 2024
Porsche  718 Boxster GTS 4.0ltr - 2020 to 2024
Porsche 718 Cayman GT4 - 2020 to 2024
Porsche 718 Cayman GTS 4.0ltr - 2020 to 2024

Constructed from Aerospace grade TC4 titanium precision welded with a lifetime guarantee 

Weighing in at 7kg in total with a weight saving of 8kg over the stock silencer(15kg) 

Fits all Porsche 718 4.0 GT4 /Spyder/GTS vehicles (2020-)

Direct bolt on installation with zero exhaust drone 

Fits original exhaust tips or optional 9m GT4RS titanium style X pipe tips



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Related, superseded, cross reference or alternative numbers for comparison.

9M718TISILENCER4.0
982251053D
982251053G
982251053F
982251053H
982251053K

The product you are viewing cross references to these numbers
9996001111
Product Information
Product Information
Switch set for sound valves.

designtek

Fits:
All Porsche models with vacuum operated valvetronic exhaust systems

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Related, superseded, cross reference or alternative numbers for comparison.

9996001111
98622094335SSOUND

The product you are viewing cross references to these numbers
3606007185
Product Information
Product Information
Crafted from lightweight titanium with sleek matte black tailpipes, this cat-back sports exhaust features switchable Valvetronic technology, allowing electronically controlled valves to open or close, seamlessly redirecting airflow to switch between a more subdued tone and a throatier, more aggressive sound.

A Voucher for £100 available when you buy this product. For more information CLICK HERE


Fits:
Porsche 718 (982) Boxster 2.0L 2017>> 
Porsche 718 (982) Boxster S 2.5L 2017>>

Porsche 718 (982) Cayman 2.0L 2017>> 
Porsche 718 (982) Cayman S 2.5L 2017>>

Installation Information:
- These are a direct replacement for the original factory silencers and will connect with the factory catalytic converter. 
- Includes replacement gaskets and nuts.

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

3606007185
982251051D
982251051K
982251051F
982251051G
982251051J
982251051L
982251052E
982251052F
982251052G
982251052J
982251052L

The product you are viewing cross references to these numbers
DISPLAYING 17 to 19 (of 19 products)
1 2
Also found on these pages
About Switchable Silencers / Mufflers

Porsche Switchable Silencers & Mufflers - Dual-Mode Performance Exhaust Systems

Switchable Silencers / Mufflers offer Porsche owners the best of both worlds—refined, road-friendly exhaust sound when cruising, and an aggressive, performance-focused tone at the touch of a button. Using valve-controlled technology, these exhaust systems allow drivers to switch between quiet and sport modes, delivering enhanced sound, performance, and driving engagement on demand.

Available from Design911, Porsche switchable silencers include both genuine Porsche-engineered systems and high-quality aftermarket performance options, all designed to integrate seamlessly with your vehicle’s existing exhaust components and control systems.

What Do Switchable Silencers / Mufflers Do?

Switchable silencers use internal exhaust valves to control sound level and exhaust flow.

Core Functions:

  • Allow selectable quiet and sport exhaust modes.
  • Improve exhaust gas flow under performance driving.
  • Enhance throttle response and engine efficiency.
  • Maintain refined sound levels for everyday driving.
  • Deliver a more engaging driving experience on demand.

These systems adapt your Porsche’s character to suit any driving situation.

Why Do Standard Exhaust Silencers Fail or Fall Short?

Factory exhaust systems are designed to meet noise regulations and long-term durability requirements, which can limit performance and sound. Common issues include:

  • Internal corrosion from heat and condensation.
  • Restrictive baffling reducing exhaust flow.
  • Fixed sound levels with no adaptability.
  • Valve or actuator wear in older switchable systems.
  • Limited performance compatibility with tuned engines.

Over time, standard silencers may lose efficiency, sound quality, or reliability.

Why Upgrade to Switchable Silencers / Mufflers?

Upgrading to a switchable exhaust system enhances both performance and versatility.

Upgrade Benefits:

  • Dual-mode exhaust sound at the press of a button.
  • Improved exhaust flow for better performance.
  • Sportier, more engaging exhaust note when desired.
  • Maintains comfort and compliance in quiet mode.
  • Ideal for road, touring, and spirited driving.

Whether OEM or aftermarket, switchable silencers offer flexibility without compromise.

Highlights

  • Porsche switchable silencer and muffler upgrades
  • Valve-controlled exhaust sound adjustment
  • OEM Porsche and premium aftermarket options
  • Improved performance, sound, and driving engagement
  • Compatible with factory systems and controls       

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