09D HVF Charge Pipe Kit [Focus ST Mk4/4.5] Chassis & Suspension ZERONINE Design embroidered on driver

ZERONINE Design embroidered on driver and passenger side

Unlock performance

- Supporting future power upgrades thanks to the larger core volume and port sizing

Kit Contents & Fitment:

By removing internal bottlenecks and increasing internal volume

09D HVF Charge Pipe Kit [Focus ST Mk4/4.5] Chassis & Suspension ZERONINE Design embroidered on driverThe ZERONINE Design HVF (High Volume Flow) charge pipe upgrade kit for the Mk4 Focus ST removes multiple restrictions found in the OE air charge components, substantially improving airflow and reducing the pressure drop across the charge system. The OE components feature multiple complex sections which taper down or narrow in diameter by as much as 50% and uses a restrictive sound resonator section all of which inhibit airflow and cause unwanted