The facts:

• Under partial strain pleasantly muffled, the GS mutates in the higher speed rang to a rich, poignant Sportboxer, without becoming loud.
• Very powerful, harmonic performance.
• Reduction in exhaust back pressure of at least 35%.
• Distinct weight saving, up to 6 kg with fascinating appearance.
• Durable construction (interior completely made from stainless steel).
• Dual-system muffler (removable muffler insert).`Sport and racing muffler in one.
• Straightforward installation.
• With German type approval.

The GS is given a sophisticated highlight that creates a whole new line. Thanks to the new dual system, the decision between an German type approvaland a racing muffler is no longer needed; in a few steps the insert can be installed or removed.