Titanium Cat-Back Exhaust Porsche 991 / 911 Turbo S
This titanium cat-back exhaust system is designed for the Porsche 911 (991) Turbo S, including both 991.1 and 991.2 generations.
It replaces the factory rear exhaust section with a full titanium high-flow system, engineered for weight reduction, sharper turbo response, and a louder, more refined flat-six sound.
Key Features
- Full titanium lightweight construction
- Cat-back (rear section replacement) design
- Valved system for adjustable sound levels
- High-flow piping for reduced backpressure
- Motorsport-grade welds and heat-resistant build
- Compatible with Turbo / Turbo S platforms
Performance Benefits
- Significant weight savings vs OEM exhaust (titanium systems can cut rear mass noticeably) (Wikipedia)
- Faster turbo spool and improved throttle response
- Stronger, more aggressive exhaust tone under load
- Refined cruising sound when valves are closed
- Enhanced high-RPM airflow efficiency
Sound Character
- Valves closed: quiet, refined grand touring tone
- Valves open: loud, sharp, motorsport-style flat-six scream
- Emphasizes Porsche’s twin-turbo flat-six character
Fitment
- Porsche 911 Turbo (991.1)
- Porsche 911 Turbo S (991.1 / 991.2)
- Some systems also adapted for 992 Turbo S depending on configuration
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