Castrol Power 1 Racing 4T is fully synthetic engine oil for modern, high performance 4-stroke sports bike that increases engine acceleration and power right up to maximum. Castrol Power 1 Racing 4t using ”Race Derived Technology” based on Castrols long and successful racing association, flows fast and stays strong, reducing internal engine friction even under the most arduous riding conditions. It has been tested and proven to deliver exceptional acceleration and power at the touch of the throttle. The added Castrol advantage of Trizone Technology™ ensures uncompromised performance protection, its ultimate performance for extreme riding.