Rear Diffuser - Ford Focus RS (MK3)Decrease lift and drag on your mk3 Focus RS with a simple bolt on diffuser. Hatchbacks are notoriously bad with drag due to the dead water region behind the vehicle; our functional and aesthetically pleasing diffuser addresses this issue head on. Our diffuser was designed to increase downforce and reduce this dead water region to reduce drag. Utilizing state of the art analysis software during the R&D process, we were able to extract more performance
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