That sounds somehow anything but serious and credible. The tuning company BR-Performance offers for the current 3er BMW as version 316i a performance increase from 136PS / 220NM to 220PS and 310NM torque. Consider that this is virtually the performance of a BMW 328i are about 10.000 € more expensive than the 316i. According to BR performance even a jump on 240PS and 330NM would be possible.
(Photos: BR performance)
Among other things, the tuner offers 5 years warranty on its products, we have not been able to tell exactly whether the warranty affects its own products or the engine. Although we advise caution but can not advise against the tuner due to lack of experience.