Genuine BMW 4 Series M Performance Carbon Front Splitter. BMW Part Number: 51192408993. Make a strong statement: The BMW M Performance front splitter is made of 100 percent carbon fibre and painstakingly manufactured by hand. From a technical standpoint, it provides optimum aerodynamics, while visually it highlights the vehicle’s masculine appearance in a highly exclusive manner. The front spoiler is perfectly tailored to the vehicle design. A unique motorsport look for anybody who refuses to compromise. Benefits of the BMW M Performance carbon fibre front splitter at a glance. Made of 100 percent carbon fibre and lavishly crafted by hand. Fulfils all legal requirements for pedestrian safety. Fit the design of the car perfectly. F32 Coupe M sport 2014+. F36 GranCoupe M sport 2014+. F33 Convertible M sport 2014+. Couple of small minor scratches on the underside but not visible when fitted. Please see images for more detail.