![Rear Spoiler Extension [Mk4 Focus] Dry Sump installation couldn't be easier](https://cdn.shopify.com/s/files/1/0367/2621/files/2743-RSE-AA.png?v=1687256819)
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installation couldn't be easier
the ACAI upgrade allows for enhanced airflow and cooling in multiple configurations
this air filter can also be used by those wishing to build their own induction system as it joins to the factory induction hose and PCV connection
like the 2
for optimum performance
Rear Spoiler Extension [Mk4 Focus] Dry Sump installation couldn't be easiermountune's signature rear spoiler extension upgrade is now available for owners of the Mk4 Focus (hatchback) to add an aggressive aesthetic boost and enhance road presence. Carrying over the existing DNA of the upper and lower strafe feature for a more aggressive look, our design team hand modelled the initial set to achieve the perfect aesthetic balance, before being cloud scanned and brought into the digital world of CAD. This allowed our