This new developed ball bearing IS38 turbo CHRA / core assembly with compressor housing, or named super core is upgrade from journal bearing to ceramic ball bearing. This IS38 ball bearing chra is with larger exducer billet compressor wheel than stock IS38 06K145722H turbo chra, but can still fit directly to stock IS38 housings.

Unlike GT ball bearing turbo chra, the external design of this ball bearing IS38 chra is same as OEM, so there is no need to use any oil restrictor.

Welcome contact OTS for more information if you are interested in it.