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Internal air diverter turbulates air longer to improve oil separation
Please remember our car has standard Turbo & manifold and this kit will work even better fitted on cars with after market manifold's and turbo's
This feature also improves on the factory system by opening the valve progressively in response to boost pressure
the venting sound is much DEEPER AND LOUDER than it is with a BOV spacer
SD Performance Duratec intake cam
Ford Focus mk3 ST Intercooler Pipe Kit Prosport Internal air diverter turbulates airDirect fit for the 2012+ Ford Focus ST 8 hp 10 tq gains when combined with other Mishimoto Focus ST parts 14% increase in volume over stock hot side pipe 10% increase in volume over stock cold side pipe 21% increase in flow over stock piping Elliptical shape cold side pipe to accommodate for larger Mishimoto radiator Mandrel bent aluminium hot side piping Available in polished or wrinkle black Mishimoto Lifetime Warranty