Airtec Motorsport Two-Piece Breather System for Focus Mk2 ST & RS audi-a4-b7-all-esi7278333 Our ST demo car made

Our ST demo car made 294

335i(x) (2011-2015)

It demonstrates the perfect balance between allowing for unrestricted airflow with our open filter housing whilst maintaining low IAT by cold air saturation with our scoop and shield combination

190mm core Intercooler with flowed cast end tanks

but by replacing the pipe for one without the baffled internals

Airtec Motorsport Two-Piece Breather System for Focus Mk2 ST & RS audi-a4-b7-all-esi7278333 Our ST demo car madeTuning levels on the Focus RS & ST have pushed the standard Ford oil filter housing to its limit, with the fragile diaphragm inside these housings splitting or leaking due to the clip on design, an upgraded breather system is required, the AIRTEC Motorsport two piece breather kit ticks all the boxes and more The AIRTEC Motorsport two piece breather kit includes the following: 1 x Modified & Baffled Ford oil filter housing, includes new oil filter