With the experience gained in major world competitions, Leovince technicians design complete manifolds and catalyst eliminator fittings. Made of sturdy AISI 304 stainless steel with TIG welding, they are designed and developed on test benches to have the maximum increase in torque and power, while maintaining a low weight. Finishes, specific design and high quality materials attest Leovince at the highest quality levels. The collectors and catalyst eliminator pipes can also be installed while maintaining the original exhaust of the bike. NOT APPROVED compatible with the original silencer and LeoVince