Soul Performance Non-Valved Catback Exhaust System for Porsche 911 992 GT3 / GT3 RS 2021+
(Fits- Porsche 911 (992.1 / 992.2) GT3 / GT3 RS 2021+)
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Soul Performance Non-Valved Catback Exhaust System for Porsche 911 (992.1 / 992.2) GT3 / GT3 RS 2021+
Upgrade your driving experience with the Soul Performance Non-Valved Exhaust System, engineered for Porsche GT3 and GT3 RS enthusiasts who always want the full character of the 4.0 liter flat six. This system removes the factory valve programming and replaces the rear muffler with a purpose-built X-pipe design, delivering a consistent and aggressive exhaust note across the entire rev range.
Exhaust gases flow directly from the factory headers into precision cast merge cones, then through 3” mandrel bent tubing into the X-pipe and finally exit through 4” tips. This layout improves exhaust flow and unlocks the true sound of your engine without restriction from factory valve control. The result is immediate throttle response, a deeper tone at idle, and a high pitch wail as the RPMs increase. Whether you drive your car on the street or track, this Soul Performance exhaust system for the Porsche 911 GT3 / GT3 RS (992.1) delivers a raw and engaging sound profile every time you drive. If you are searching for a high performance Porsche exhaust upgrade that enhances sound, improves flow, and removes factory valve limitations, the Soul Performance Non-Valved Exhaust System is a proven solution trusted by serious drivers.
Details:
Soul Performance designed this system from CAD to CNC with zero shortcuts. At the core is a precision cast cone that transitions from the large factory header flange to the muffler section using an optimized radius for peak exhaust flow. Each mating flange and clamping surface is fully machined to ensure an exact seal. This required custom fixture development for final machining accuracy. The result is improved exhaust efficiency, fewer weld points for long term durability, and a refined sports car sound.
The factory exhaust on the 911 GT3 and GT3 RS prioritizes emissions compliance and sound regulations. Even with the valves open, factory programming limits the full character of the 4.0 liter flat six to around 5,000 RPM. Soul Performance eliminates the secondary valved flow path entirely. This non valved system replaces the restrictive factory muffler and channels exhaust gases from the OEM headers through cast transition cones, into 3” mandrel bent tubing, and through a bespoke X pipe before exiting through your choice of 4” tips in Satin Black, Brushed, or Signature Satin finishes.
Features:
- Direct bolt on system for Porsche 911 GT3 and GT3 RS
- Precision cast transition cones for optimized exhaust velocity
- Fully machined flanges for reliable sealing
- 3” tubing and custom X-pipe design
- Multiple 4” tip finish options
- Valve Delete Modules included to prevent check engine lights
When paired with factory headers, emissions equipment remains intact and cabin sound levels stay comfortable for daily driving. During development, engineers identified resonance between 3,400 and 4,000 RPM. To address this, tailored Helmholtz resonators were integrated to control unwanted frequencies while preserving an engaging exhaust note.
On the road, you will notice a deeper tone at low RPM that builds into the unmistakable high revving flat six sound these cars are known for. Volume levels are comparable to previous 997 and 991 center muffler bypass setups, but with improved tone and consistency across the entire rev range.
Note:
- Enjoy your SOUL exhaust components with confidence on both the street and track as they are covered for life! Our team will quickly work with you to resolve any issues or answer any questions that you may have.
Fitment:
- Porsche 911 GT3 (992.1 / 992.2) 2021+
- Porsche 911 GT3 RS (992.1 / 992.2) 2022+