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- Porsche 996 GT2 2001-05
The Fabspeed Sport Headers are a high-performance replacement for the factory exhaust manifolds on 2001–2005 Porsche 996 Turbo and 996 GT2 models.
Fits:
- Porsche 996 GT2 2001-05
Designed to improve the flow of exhaust gases from the cylinder heads to the turbochargers, these headers use equal-length primary tubing combined with high-velocity 3-into-1 merge collectors. This arrangement is engineered to improve exhaust flow and pulse-wave scavenging while reducing unnecessary restriction before the turbochargers.
Manufactured from 14–16 gauge CNC mandrel-bent T304L stainless steel, the headers provide excellent resistance to corrosion, high exhaust temperatures and repeated thermal cycling.
Fabspeed quotes performance gains of approximately 12 wheel horsepower and 14 ft-lb of torque. Actual results can vary depending on vehicle condition, modifications and operating conditions.
What This Product Does:
The exhaust headers collect combustion gases from the engine's cylinders and direct them towards the turbochargers.
On a turbocharged engine, exhaust energy is used to drive the turbine wheels and generate boost. Maintaining efficient flow between the cylinder heads and turbochargers is therefore important for engine response and overall performance.
The Fabspeed Sport Headers are designed to:
- Improve exhaust gas flow
- Reduce restriction before the turbochargers
- Improve exhaust pulse scavenging
- Provide more efficient delivery of exhaust gases to the turbochargers
- Support improved throttle and engine response
- Support increased horsepower and torque
- Replace ageing factory manifolds
- Provide durable stainless-steel construction
- Maintain consistent pipe diameter through mandrel-bent sections
The equal-length design helps coordinate exhaust pulses from each cylinder, while the 3-into-1 collectors smoothly combine the gases before they enter the turbochargers.
Symptoms Of Wear Or Failure:
Exhaust headers operate under extremely demanding conditions and are continually exposed to high temperatures, vibration and repeated heating and cooling cycles.
Common signs of worn, cracked or leaking headers include:
- Ticking or tapping noises, particularly when the engine is cold
- Blowing or hissing noises from the manifold area
- Black soot deposits around header joints
- Visible cracks in the manifold or welds
- Exhaust leaks around the cylinder-head flanges
- Warped mounting flanges
- Broken or corroded mounting studs and nuts
- Increased exhaust noise
- Exhaust fumes around the engine area
- Reduced throttle response
- Slower or inconsistent turbo response
- Loss of engine performance
- Increased heat around neighbouring engine components
Similar symptoms can also be caused by failed exhaust gaskets or loose mounting hardware, so the complete manifold assembly should be inspected before replacement.
Why Replacement Matters:
A properly sealed exhaust path between the cylinder heads and turbochargers is particularly important on a turbocharged engine.
If a header cracks or develops a leaking flange, some exhaust gas can escape before reaching the turbocharger. This reduces the exhaust energy available to drive the turbine and can contribute to slower turbo response and reduced engine performance.
Escaping exhaust gases can also expose surrounding components to excessive heat and create unwanted noise.
Replacing damaged or deteriorated headers helps restore:
- A secure and leak-free exhaust path
- Efficient exhaust delivery to the turbochargers
- Consistent turbocharger response
- Correct exhaust flow
- Reduced exhaust leakage
- Reliable long-term operation
For vehicles with healthy factory headers, upgrading to the Fabspeed system provides a freer-flowing equal-length design intended to improve scavenging and support increased performance.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
FSPOR996GT2SHDR
The product you are viewing cross references to these numbers
- Porsche 970.1 Panamera V6 3.6L 2WD 2009-13
- Porsche 970.1 Panamera 4 V6 3.6L 4WD 2009-13
- Porsche 970.1 Panamera S V8 4.8L 2009-13
- Porsche 970.1 Panamera 4S V8 4.8L 2009-13
- Porsche 970.1 Panamera GTS V8 4.8L 2011-13
M8 x 25
Fits:
Porsche 970 Panamera 4.8L S / GTS
Porsche 970 Panamera 3.6L V6
Click 'Zoom in' for large parts diagram.
Diagram ref no 4.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
94811121720
The product you are viewing cross references to these numbers