Description
The CARGRAPHIC GT3-Look Valved Sport Exhaust System delivers a GT3-inspired center tailpipe design with dual-mode SOUND / SUPER SOUND, allowing both practical cruising and aggressive driving. Crafted entirely from SS304L stainless steel, it is engineered for maximum flow, improved throttle response, enhanced performance, and a sharper, freer revving exhaust note.
Kit Includes:
- Center Silencer Replacement – 2-piece X-pipe with merged gas flow and integrated exhaust valves
- Wheel-arch Silencer Set – includes flex-pipe connections
- Sport Double-end Tailpipes – 100mm / 4.0", GT3-look, round slash-cut, stainless steel liner – Carbon-Matt finish
- Optional CARGRAPHIC SS304L tailpipe trims: Mirror polished, Matt-Black, Gloss-Black, Visual-Carbon Matt/Gloss, Perforated insert
Compatibility:
- Porsche 991.1 Carrera / Carrera 4 – 3.4L
- Porsche 991.1 Carrera S / Carrera 4S / GTS – 3.8L
Note: GT3-style body conversion kit required for proper center tailpipe installation.
Features & Performance:
-
Dual-mode SOUND / SUPER SOUND exhaust valves
- Valves Closed: Quieter, tuned sporty note for relaxed driving
- Valves Open: Aggressive SUPER SOUND with sharper, crisper, and volume-increasing sound, including burbling and backfire on acceleration
- No drone or resonation, even with additional CARGRAPHIC components
- CNC mandrel-bent pipes with constant diameter for reduced backpressure
- Fully OBD2 compliant – no CEL / check-engine light
- Integrated vacuum exhaust valves – factory-grade specification
- Reinforced laser-cut brackets and durable Aeroquip fittings
- Weight reduction for improved performance
- Improved throttle response, freer revving, and enhanced acoustics
- Perfectly matched exhaust components for optimized flow
- Performance gains: +7kW (10PS) power, +24Nm torque
- Dyno-tested and made in Germany
Optional Valve Control Notes:
- Porsche 991.1 Carrera S / GTS 3.8L: Factory valve control (including PSE) remains usable; CARGRAPHIC performance valve control optional for permanent open valves
- Porsche 991.1 Carrera 3.4L: Requires CARGRAPHIC performance valve control or retrofit Porsche Sport exhaust control unit for dual-mode operation
The standard shipping rate applies to orders within the continental United States. If you intend to place an order outside of the continental US, please reach out to support@x-ph.com for assistance.
