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- Porsche Cayman GT4 718 4.0L / GT4 RS 718 4.0L
Sold as a pair - left and right
Fits:
Porsche 718 Cayman GT4 RS - 2023 Onwards
9m 718 Cayman GT4RS
- 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 30hp+
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 13 and 14
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
9MGT254351CR
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
Fits:
Porsche 911 2.7L / 3.0SC / 3.2 Carrera 1974-1989*
*If your car is 74-85 - without oxygen sensor, please order one of blanking plug (not included with pre silencer) part number 333660211
Easy bolt-on up to 11BHP. T304 Stainless steel with polished showcar mirror shine. Fits cars with or without oxygen sensors. Just like Porsche factory German catbypass Euro-premuffler.
*Recommend as our best performing Exhaust Pre-silencer
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
3606501101
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
Polished Stainless Steel Exhaust Pre-Silencer with TÜV / EEC approval.
Enhance the sound, appearance and longevity of your classic air-cooled Porsche with the Dansk Polished Stainless Steel Exhaust Pre-Silencer. Manufactured from high-quality polished stainless steel, this premium exhaust component provides excellent corrosion resistance, improved durability and a refined sports exhaust note while maintaining everyday drivability.
Fits:
Designed as a direct replacement for the factory pre-silencer, this Dansk unit is TÜV/EEC approved, making it suitable for owners seeking a quality exhaust upgrade that meets recognised European approval standards.
For added convenience, the pre-silencer is supplied with the lambda probe blanking screw already fitted, making installation quicker and easier where the oxygen sensor port is not required.
Whether you're restoring a classic 911, replacing a corroded exhaust component or upgrading your exhaust system, Dansk continues to be one of the most respected names in Porsche exhaust manufacturing.
What Does an Exhaust Pre-Silencer Do?
The pre-silencer forms part of the exhaust system between the heat exchangers and rear silencer.
Its primary functions include:
- Reducing unwanted exhaust resonance.
- Improving exhaust gas flow.
- Producing a deeper, sportier exhaust note.
- Helping maintain engine performance.
- Supporting efficient exhaust scavenging.
- Providing a balance between performance and everyday refinement.
A quality pre-silencer can improve both driving enjoyment and the overall character of the classic air-cooled flat-six engine.
Why Upgrade to a Stainless Steel Pre-Silencer?
Unlike original mild steel exhaust components, polished stainless steel offers significant long-term advantages.
Benefits include:
- High-quality polished stainless steel construction.
- Outstanding corrosion resistance. Longer service life.
- Reduced maintenance. Improved exhaust appearance.
- Deeper, more sporting exhaust sound.
- Excellent fit and durability.
- Suitable for both standard and upgraded exhaust systems.
Stainless steel construction helps ensure the exhaust system continues to perform and look its best for years to come.
Why Replace Your Exhaust Pre-Silencer?
The original pre-silencer is exposed to extreme temperatures, moisture and road contaminants throughout its life.
Replacement is recommended when:
- The original unit has corroded.
- Exhaust leaks have developed.
- Internal baffles have deteriorated.
- You want to improve exhaust sound.
- Restoring a classic Porsche.
- Replacing other exhaust components.
- Upgrading to a stainless steel exhaust system.
Replacing ageing exhaust components helps maintain engine efficiency while restoring the appearance and sound of your Porsche.
Dansk Features:
- Genuine Dansk performance exhaust component.
- Manufactured from polished stainless steel.
- Direct replacement for the original pre-silencer.
- TÜV/EEC approved.
- Corrosion-resistant construction.
- Improved exhaust tone with refined sound characteristics.
- Excellent durability and long service life.
- Lambda probe blanking screw pre-installed for easier installation.
- Precision manufactured for accurate fitment.
- Ideal for restoration, servicing and performance upgrades.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91122092100S
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
Made of polished stainless steel.
Fits:
Porsche 911 08/1975-07/1989
*If your car is 75-85 - without oxygen sensor, please order one of blanking plug (not included with pre silencer) part number 333660211
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91122092300S
The product you are viewing cross references to these numbers