Porsche 991 GT3 / RS Titanium Valved Catback Exhaust System

Porsche 991 GT3 / GT3 RS Titanium Exhaust System

Engineered for one of Porsche’s most iconic high-revving platforms, this titanium exhaust system unlocks the full intensity of the 991 GT3 and GT3 RS. Lighter, louder, and far more visceral—this is the upgrade that turns an already elite driving experience into something truly unforgettable.

Price

$4,899.99

Fitment

• Porsche 911 GT3 (991.1 & 991.2 | 2014–2019)
• Porsche 911 GT3 RS (991.1 & 991.2 | 2016–2019)
• Direct bolt-on system — no cutting or permanent modifications required
• Precision-designed to align with OEM mounting points
• Fully compatible with factory exhaust valve controls and drive modes

Sound Character

The 9,000 RPM flat-six is the heart of the GT3—this system lets it sing at its full potential.

• Valves Closed: Smooth, refined tone with a deeper, more controlled presence. Comfortable for cruising with minimal drone.
• Valves Open: Explosive, motorsport-derived scream with extreme clarity and volume. Razor-sharp throttle response, crisp upshifts, and aggressive overrun crackles.
• Overall Profile: Titanium amplifies higher frequencies, producing a sharper, more exotic note with a clean, race-inspired top-end and reduced muffling compared to stock.

Materials & Engineering

• Constructed from aerospace-grade titanium for maximum strength-to-weight ratio
• Significant weight reduction vs. OEM exhaust system
• Precision TIG-welded for durability and a clean, high-end finish
• Mandrel-bent tubing for optimal exhaust flow and minimal restriction
• Exceptional heat resistance for high-performance and track environments
• Integrated valved design retains full OEM functionality

Performance Benefits

• Increased exhaust flow for improved horsepower and throttle response
• Reduced system weight for enhanced handling and agility
• Faster engine response and improved top-end performance
• Heightened driver engagement through sound and feedback

What’s in the Box

• Full titanium exhaust system (mid-pipes + rear section)
• Integrated valved muffler assembly
• All required clamps, hardware, and gaskets
• Plug-and-play valve integration components
• Installation guide

Why This System

The 991 GT3 and GT3 RS are built around precision, revs, and emotion—but the factory exhaust leaves a layer of restraint. This titanium system removes that barrier, delivering a raw, high-frequency soundtrack that matches the engine’s race-bred DNA.

For owners who want every drive to feel like a qualifying lap, with a sound that reflects the car’s true capability—this is the upgrade that completes the experience.