Our velocity stacks for the R12XX Liquid-cooled series of BMW bikes provide a straightforward performance boost, adding 2hp on their own. When paired with our specially designed intakes, they deliver an impressive total increase of 7hp, enhancing your bike’s power and responsiveness. Perfectly engineered for the R12XX series, these velocity stacks ensure optimal airflow and maximum engine efficiency. Upgrade your ride with parts trusted by enthusiasts who demand both reliability and performance.