exhaust Yasuni Scooter 4 for Honda Forza 125 YA656

Yasuni is one of the world leaders in the production of high-quality high-end racing exhaust systems in 2-stroke range. Decades of experience has also led to one of the only 4-stroke exhaust systems, which features a single piece pipe. The use of various different diameters and tapers in the pipe allows for optimal gas flow and power output. More power, a weight saving of about 40% over the original exhaust, AISI 304 stainless steel, silent block mounted bracket excellent sound thanks to the special resonance chamber