Description
The CARGRAPHIC Longtube Manifold Set is engineered to maximize exhaust flow, power, and torque for the Porsche 997.2. Featuring 2" / 50.8mm equal-length primaries, CNC mandrel-bent stainless steel construction, and 2x 200cpsi Ø130mm HD Tri-metal catalytic converters, this system is fully OBD2 compliant and delivers significant performance gains without triggering CEL or requiring ECU/DME programming.
Material & Build:
- Equal-length longtube primary design – 2" / 50.8mm diameter
- Racing-style spliced collector with spike for optimized gas merging
- 2x 200cpsi Ø130mm HD Tri-metal catalytic converters
- CNC mandrel-bent T-304L lightweight stainless steel tubing
- Reinforced stainless steel laser-cut flanges & brackets
- Precision TIG welding for strength and longevity
Fits For:
- Porsche 997.2 Carrera 2 / Carrera 4 3.6L
- Porsche 997.2 Carrera 2S / Carrera 4S / GTS 3.8L
- Porsche 997.2 Speedster 3.8L
- Porsche 997.2 Sport Classic 3.8L
Key Features:
- Direct fit with CARGRAPHIC or OEM exhaust components
- Fully OBD2 compliant – No CEL, no ECU/DME programming needed
- Increased exhaust volume and expansion space from Ø130mm housings and matched cones
- Reduced backpressure and lower operating temperatures
- Weight savings over OEM manifolds
- Model-specific sound tuning – no drone or resonance
Performance Benefits:
- +12kW (16PS) additional horsepower
- +15Nm additional torque
- Freer-revving engine and sharper throttle response
- Improved exhaust acoustics while retaining Porsche character
- Designed for both street and track use
System Includes:
- CARGRAPHIC sport longtube manifold set with equal-length primaries
- Integrated 2x 200cpsi Ø130mm HD Tri-metal catalytic converters
- All required flanges and brackets for installation
Compliance:
- Fully OBD2 compliant
- Not CARB certified – U.S. customers: for off-road/track use only
