For 45 years , UMO Industrial Group has been the number one exhaust system manufacturer for the Colombian and the Andean regions , with clients such as Toyota , GM and Renault . UMO also has presence in Ecuador , where its manufacturing plant works both for local motorcycle brands as well as for GM ’ s local operation . In 2014 , UMO entered motorcycle seat and exhaust system manufacturing . In this recent venture , UMO has established itself as a tier 1 supplier to brands like Yamaha , Suzuki , Honda , Hero , Auteco ( local licensee to Indian brands Bajaj , Kymco and KTM ), and Colombian brands