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