so it's far more durable

Clearance for up to 110mm CV joint

Standard with 60psi max boost operating pressure

Gen-V WG60 Diaphragm Replacement Kit

Track 40mm (20mm per side) wider than original

Kompact Shortie Dual Port - VR08 CVR5 so it's far more durableThe 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