Description
The CARGRAPHIC Motorsport Exhaust System Kit 4 is a special quiet motorsport version designed for Porsche 997.2 GT3 and GT3 RS models. Offering the performance advantages of a full CARGRAPHIC motorsport exhaust while maintaining reduced sound levels, it features long-tube manifolds, high-flow sport catalytic converters, and valved wheel arch silencer connection pipes for a more controlled acoustic profile.
Kit Includes:
- CARGRAPHIC Long tube manifold set – 2" / 50.80 mm primary pipe diameter
- CARGRAPHIC Sport catalytic converters – 2x200 cpsi Ø130 mm OBD2 HD Tri-metal cats
- CARGRAPHIC Sport wheel arch silencer set – with reinforced band straps
- CARGRAPHIC Connection pipe set – integrated 74 mm exhaust valves, from wheel arch silencers to final silencer
- Complete fitting kit
Compliance & Use:
- Fully OBD2 compliant – No CEL
- No ECU/DME reprogramming required
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Fits:
- Porsche 997.2 GT3 3.8L
- Porsche 997.2 GT3 RS 3.8L
- Porsche 997.2 GT3 RS 4.0
Key Features:
- Weight saving: 6.5 kg lighter than OEM system
- 2" / 50.80 mm equal-length long-tube primaries with racing-style spliced collector
- Absorptive silencer design for refined yet motorsport-inspired tone
- CNC mandrel-bent stainless steel pipework for constant internal diameter
- Made from SS304L lightweight stainless steel
- Olive- and slide connections for easy fitting and perfect alignment
- Aeroquip fittings for thermal expansion durability
- Reinforced laser-cut brackets
- Reduced backpressure & operating temperature
- Performance gains: +13 kW (17 PS) and +5 Nm torque
- Sharper, crisper exhaust note with increased volume at higher revs
- Quieter than standard motorsport versions – ideal for noise-restricted events
- PERFORMANCE – Made in Germany
Valve Control Options:
-
Factory Porsche valve control compatible
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Optional CARGRAPHIC performance valve control unit:
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2-Mode:
Sport – Valves always open
Automatic – OEM control active
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3-Mode:
Sport – Valves always open
Comfort / Noise-restricted – Valves closed
Automatic – OEM control active
