1-IN GTk Active Muffler | Porsche 911 SC / 911S / Carrera | Achtung Kraft

State-of-the-art flap muffler for optimizing the air-cooled six-cylinder sound. The system can be selected as a side exit (OEM look) or as a GT3 central exit. (References: 91111102501, 93011102200, 93011102203, 91111102504, 93011103700).

• Fitment: Porsche 911, 911S, 911SC and Carrera (1975-89)
• Benefit: 5-6 active sound modes at the touch of a button via the included control module