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Ships within 48 hours · Estimated delivery Aug 29 - Sep 3
Direct bolt-on factory replacement
more aggressive exhaust note without triggering a check engine light
10 micron USA made Microglass fuel filter (Ideal for E85)
REV2 does not do any ethanol content analysis in its firmware
CSF F8x M3/M4/M2C Auxiliary Radiators w/ Rock Guards (Fit Left & Right Side) button Direct bolt-on factory replacementLike the other cooling systems on the F8X, the factory auxiliary radiators do a pretty good job in stock form. However, once you start adding a lot of power and pushing the car in aggressive driving conditions, the factory systems start to show its limitations. As more and more owners have pushed the limits of their S55, CSF saw the need and demand. The F8X platform is also almost a decade old with the newest examples being at least 5 years old. Over
