Focus MK4 ST crossover pipe (for SD Performance intake)Dispatch is due first week in Feb 2022. As a thank you to our loyal SD Performance customers, we have designed a crossover which fits with our SD performance intake kit. This mandrel bent aluminium pipe replaces the original Ford plastic pipe between the intake and turbo inlet at the rear of the engine bay. Not only does it lift the appearance of the engine bay, it also smooths out the airflow and has an increased diameter to maximise the volume of