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Designed to be used with a standard lap and diagonal seatbelt without modifications but also features harness slots for a 4 point harness if you venture out onto track at the weekend (Circuit version)
Our unit will cover most European models that we carry tunes for (new vehicles will be added weekly)
Additional 30hp on a stock vehicle
The end result is a 30d which is significantly faster to accelerate and smoother to drive while at the same time returning 10-15% improved fuel economy
RKP Carbon Fibre Diffuser - BMW 3 Series F80 M3 | 4 Series F82 | F83 M4 DCT Designed to be used withToday, RKP is proud to announce our first entry into what will be an extensive F8x M3 M4 catalog. While the majority of the F8X M car is stunningly muscular, the diffuser section in particular leaves something to be desired. The flat polyurethane insert installed from BMW does not match the M3 4s aerodynamically sculpted exterior, and so was the first item RKP elected to attack. In contrast, the RKP diffuser was designed with full length fins that