Pure Turbos S63 Stage 1
The PURE Stage 1 upgrade for S63 / S63tu cars is the only upgrade for these engines
proven to produce substantial power gains. All the fastest M5 and M6 cars in the world run PURE turbos.
These S63 upgrade turbos are the only available to offer a turbo utilizing purpose built S63 compressor and turbine wheel profiles.They are simply the only proven powerful and reliable turbo upgrade