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Porsche > Cayman 718C (982C) 2017>> > Exhausts >

Sport Silencers / Mufflers

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Sports exhaust silencer delete system. Porsche 718 Boxster / 718 Cayman - 982254400H, 982254400AB, 982254400BX, 982254400HX, 982254400G, 982254400AA, 982254400AX, 982254400GX - 9M982251052
6
Sports exhaust silencer delete system. Porsche 718 Boxster / 718 Cayman
9M982251052
Product Information
Product Information
Sports exhaust silencer delete system. 

Fits:
Porsche 718 Boxster / Boxster T 2.0ltr - 2017 Onwards
Porsche 718 Boxster S 2.5ltr - 2017 Onwards
Porsche 718 Cayman / Cayman T 2.0ltr - 2017 Onwards
Porsche 718 Cayman S 2.5ltr - 2017 Onwards

9m Titanium 718 Cayman/Boxster 2.0ltr - 2.5ltr race exhaust system from turbo back with catalytic converter
  • The ultimate lightweight road/race exhaust with an incredible GT like sound.
  • 9m exhaust including titanium tips weigh 8kg (17.6lb) - the factory PSE Exhaust system weighs 30kg (66lb)
  • Complete 3" diameter titanium construction
  • Direct Bolt on
  • With a choice of silver or black titanium slash cut tailpipes
  • Minimum horsepower gains of 20bhp
  • Recommended ECU remap required to optimise the reduction in backpressure and extra airflow also to stop a CEL occurring.

 Ninemeister will not guarantee any compliance with Emissions standards and testing worldwide. 

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Related, superseded, cross reference or alternative numbers for comparison.

9M982251052
982254400H
982254400AB
982254400BX
982254400HX
982254400G
982254400AA
982254400AX
982254400GX

The product you are viewing cross references to these numbers
Trackday silenced exhaust tailpipe set. Porsche 718 GT4 / Spyder / GTS 4.0ltr - 9M982251188C
4
Trackday silenced exhaust tailpipe set. Porsche 718 GT4 / Spyder / GTS 4.0ltr
9M982251188C
Product Information
Product Information
9m trackday silenced exhaust tailpipe set. 


Fits:
Porsche 718 Boxster Spyder 4.0ltr - 2017 Onwards
Porsche 718 Boxster GTS 4.0ltr - 2017 Onwards
Porsche 718 Cayman GTS 4.0ltr - 2017 Onwards
Porsche 718 Cayman GT4 4.0ltr - 2017 Onwards

Designed as a direct fit, tailpipe replacement to fit to original OEM Porsche silencer. These will also fit most other aftermarket rear silencers that retain the original sized outlets for example Kline Innovation, Cargraphic, Brooke Racing.

Constructed from stainless steel  with a lifetime guarantee they will reduce sound at flyby and static depending on exhaust setup from 5db or more.

Click 'Zoom in' for large parts diagram.
Replaces diagram ref no 13 and 14

DISPLAYING 49 to 50 (of 50 products)
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About Sport Silencers / Mufflers

Porsche Sport Silencers & Mufflers - Performance Sound & Exhaust Upgrades

Sport Silencers / Mufflers are designed to enhance the sound, performance, and driving character of your Porsche by improving exhaust gas flow and delivering a more engaging exhaust note. Compared to standard exhaust silencers, sports mufflers reduce restriction, sharpen throttle response, and provide a sportier tone that better reflects Porsche’s performance heritage.

Available from Design911, this category includes both genuine Porsche sport exhaust components and high-quality aftermarket performance mufflers, giving owners the choice between factory-engineered authenticity and performance-focused customisation.

What Do Sport Silencers / Mufflers Do?

Sport silencers optimise exhaust flow while enhancing sound quality.

Core Functions:

  • Reduce exhaust backpressure for improved engine breathing.
  • Enhance throttle response and power delivery.
  • Produce a deeper, sportier exhaust note.
  • Improve exhaust efficiency and flow dynamics.
  • Enhance the overall driving experience.

A well-designed sports muffler balances performance gains with refined sound control.

Why Do Standard Exhaust Silencers Fail or Fall Short?

Standard exhaust mufflers are designed primarily for noise reduction, emissions compliance, and longevity. Over time, common issues include:

  • Internal corrosion from condensation and heat cycles.
  • Restrictive baffling limiting exhaust flow.
  • Dull or muted exhaust sound.
  • Internal baffle breakdown causing rattles.
  • Reduced efficiency when paired with performance upgrades.

As these components age, both performance and sound quality can deteriorate.

Why Upgrade to Sport Silencers / Mufflers?

Sport silencers are engineered to improve both performance and auditory feedback.

Upgrade Benefits:

  • Improved exhaust flow and reduced restriction.
  • Enhanced exhaust sound without excessive drone.
  • Increased driving engagement and responsiveness.
  • Available in OEM Porsche or performance aftermarket options.
  • Ideal for road, touring, and spirited driving.

Upgrading delivers a more exciting exhaust character while supporting engine efficiency.

Highlights

  • Porsche sport silencer and muffler upgrades
  • OEM Porsche and premium aftermarket options
  • Improved exhaust sound, flow, and performance
  • Designed for performance-focused driving
  • High-quality materials for durability and reliability       

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