Either if it’s needed to maintain speed with high lock angles in drifting

7psi Outer Spring

90º and tee piece configurations

These improvements can be amplified with higher base pressures

dynamic camber and bump steer play a more significant role than static

Kompact Shortie Plumb Back - VR08 CVR9 Either if it’s needed toThe Kompact Shortie Blow Off Valve for the Focus RS has been developed with the Focus's high boost pressure in mind, with the goal to improve performance and durability. Plastic OEM blow off valves like those on the RS have a track record of failures they leak, and they become brittle with age until they eventually crack, causing serious problems. Producing around 23 PSI of boost pressure in standard form, the Focus is already pushing the boundaries