Raw sound, with performance gains
The GruppeM exhaust system was developed on experience gained from many years of air intake development, this has helped produce top quality exhaust system with performance gains and raw sound quality.
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RRP: $6,516.85
Now: $5,865.17
The GruppeM exhaust system for the Porsche 997 Turbo is made from high quality titanium and stainless steel which will drastically increase your Porsche 997 Turbo performance. -
RRP: $2,471.91
Now: $2,224.72
The GruppeM exhaust system for the Porsche Boxster is made from high quality titanium and stainless steel which will drastically increase your Porsche Boxster performance.