AWE Tuning S-FLO Carbon Fibre Intake kit - BMW F80 M3 AWE Tuning S-FLO Carbon Fibre Intake kit - BMW F80 M3 An intake fitting of the F8X: Premium performance meets perfect carbon fiber. Presenting the AWE Tuning BMW F8X M3/M4 S-FLO Carbon Intake: Fully sealed carbon fiber box and filter combination... MSRP: Was: Now: £2,248.15 Add to Cart