Description
CARGRAPHIC Longtube Manifold Set featuring 2" / 50.80mm primaries with 2x 100cpsi Ø130mm high-durability PE MS catalytic converters made from Inconel and SS304L stainless steel. Designed for maximum flow, torque, and performance, this set requires ECU/DME reprogramming (except for GT3 Cup models). Not OBD2 compliant.
Fits For:
- Porsche 997.1 GT3 / GT3 RS 3.6L
- Porsche 997.1 GT3 Cup 3.6L (MY 2008–2009)
- Porsche 997.2 GT3 / GT3 RS 3.8L / GT3 RS 4.0L
- Porsche 997.2 GT3 Cup 3.8L
- Porsche 991.1 GT3 Cup 3.8L
Package Contents:
- CARGRAPHIC Longtube manifold set with 2" / 50.80mm equal-length primaries
- 2x 100cpsi Ø130mm HD Inconel PE MS catalytic converters
- Reinforced SS304L laser-cut flanges and brackets
Features:
- NOT OBD2 compliant — ECU/DME reprogramming required (except GT3 Cup models)
- Export version
- To be used with CARGRAPHIC or factory/OEM exhaust components
- 2" / 50.80mm equal-length longtube primaries merging through a racing-style spliced collector with spike
- 2.75" / 70mm secondary inlet cones matched with catalytic converters
- Larger volume and expansion space due to Ø130mm housings for maximum flow
- CNC mandrel-bent pipework ensures constant diameter exhaust flow
- Fully made from lightweight SS304L stainless steel
- Reinforced laser-cut stainless steel flanges and brackets for durability
- Reduced backpressure and operating temperature
- Dyno tested, high-performance components
- Maximized performance and added torque
- Improved throttle response and freer revving
- Enhanced acoustics with no drone, resonance, or vibration
- Model-specific tuned sound in keeping with Porsche marque
- Weight reduction
- PERFORMANCE – Made in Germany
