The TECNIGAS Quantum resonance exhaust was specially developed for 50 to 70 cm³ manual motorcycles with near-stock engine configurations. The system combines a sporty look with power delivery tuned for everyday and road use, making it an ideal replacement for the original exhaust. Manufactured from thick-walled rolled steel, the Quantum impresses with high stability and resistance in particularly stressed areas. Thanks to its approved design, low noise emission, and modular construction, the exhaust system offers a durable and practical solution for daily use. Technical Data Developed for 50 to 70 cm³ manual motorcycles with near-stock equipment Manufactured from thick-walled rolled steel for high strength and durability Design with a sporty, near-original look Modular constru.