Evolve S55 Crank Hub + OEM+ Turbo Upgrade Package - F80 M3 | F82 M4 | F83 M4 | F87 M2 Competition Evolve Hardware external fins are optimized to

external fins are optimized to provide additional cooling in racing conditions and help avoid the dreaded DCT overheating errors

We are proud to say that this diffuser fits like all other RKP components- absolutely flawlessly

End-tanks - Core and end-tank TIG-welded

OEM Rear Upper Spring Pads

By increasing the track width

Evolve S55 Crank Hub + OEM+ Turbo Upgrade Package - F80 M3 | F82 M4 | F83 M4 | F87 M2 Competition Evolve Hardware external fins are optimized toIt's pretty hard to own an F8x M2, M3 or M4 with the S55 engine without hearing the term 'Crank Hub Slip' or of the standard turbos leaking oil. Both of these can hold people back from tuning their car to get the true performance out of the S55. We all want to enjoy our cars so we've put together this package combo to address both of the problems and have you back enjoying your car with peace of mind. Crank Hub FixDesigned specifically for BMW S55 &