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These pre-silencer are mounted on the standard exhaust system of the Porsche 997.2 - 991.1 GT3 Cup to reduce noise.
There is no loss of performance! The system can be used for vehicles built between 2010 and 2013.
997.2 - 991.1 GT3 Cup from 2010 front silencer. With thermal insulation. For active noise reduction for race tracks with dBA limitation. Porsche 911.
These pre-silencer are mounted on the standard exhaust system of the Porsche 997.2 - 991.1 GT3 Cup to reduce noise.
There is no loss of performance! The system can be used for vehicles built between 2010 and 2013.
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