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The adjustable KW bottom valve adjusts the low-speed range of the compression level in twelve clicks
CS Transmission Software
We believe in continuous evolution
The lighter than OE system can be selected with 114mm polished Daytona or our premium quality Carbon Ascari tailpipes
The Eventuri carbon ducts are available in both gloss and matte finish to match our plenum
Evolve S55 OEM+ Turbos - F80 M3 | F82 M4 | F83 M4 | F87 M2C Please choose:Core Charge Exchange The adjustable KW bottom valveWhat Matt thinks: "When faced with the problem of my standard S55 turbos leaking oil I had two choices; either switch to hybrid turbos for more power or go for costly BMW replacements. I didn't really want any more power or the added lag a bigger turbo brings, and didn't fancy paying BMWs prices. This is why we developed these direct replacement OEM+ turbos. They drop right in with no need to re tune the car, and being built with higher quality