Description
CARGRAPHIC Motorsport Exhaust System Kit 4 is a special quiet motorsport version exhaust system made from SS304L stainless steel. Featuring 2" equal-length long tube primaries and integrated 74mm exhaust valves, it offers a balanced combination of performance, sound refinement, and durability. Fully OBD2 compliant, this kit requires no check engine light or ECU reprogramming.
Fits For:
- Porsche 997.1 GT3 3.6L
- Porsche 997.1 GT3 RS 3.6L
Package Contents:
- CARGRAPHIC Long tube manifold set with 2" / 50.80mm primary pipe diameter
- CARGRAPHIC Sport catalytic converters with 2x 200cpsi Ø130mm OBD2 HD tri-metal catalytic converters
- CARGRAPHIC Sport wheel arch silencer set with reinforced band straps
- CARGRAPHIC Connection pipe set with integrated 74mm exhaust valves from wheel arch silencers to final silencer
- Fitting kit
Features:
- Fully OBD2 compliant – no check engine light (CEL), no ECU/DME reprogramming
- Significant weight saving of 6.5 kg compared to standard exhaust system
- 2" / 50.80mm equal-length long tube primaries merge through a racing style spliced collector
- Perfectly matched exhaust components with absorptive silencer design
- CNC mandrel-bent pipework for constant diameter and smooth exhaust flow
- Fully made from SS304L lightweight stainless steel
- Dyno tested high-performance components
- Olive and slide connections for easy installation and perfect adjustment
- Aeroquip fittings allow heat expansion without cracking
- Reinforced laser-cut brackets for robustness
- Reduced backpressure and operating temperature for maximized performance
- Improved throttle response and freer revving engine
- Enhanced acoustics with no drone, resonance, or vibration
- Sharper, crisper, and volume-increasing sound with engine revs
- Model-specific tuned sound maintaining Porsche's marque identity
- PERFORMANCE – Made in Germany
- +17 kW (23 PS) additional power and +17 Nm additional torque
Valve Control Compatibility:
Factory Porsche onboard valve control system can be used. Alternatively, CARGRAPHIC 2- or 3-Mode performance valve control units are available:
2-Mode Control:
- Sport Mode: valves always open
- Automatic Mode: OEM valve control active
3-Mode Control:
- Sport Mode: valves always open
- Comfort / Noise restricted Mode: valves permanently closed
- Automatic Mode: OEM valve control active
PERFORMANCE – Made in Germany
