If you're looking for a stock-location turbocharger capable of making upwards of 400 WHP with supporting modifications, then you will be pleased with the Steamspeed 67R Ball Bearing 8cm². Steamspeed designs their turbochargers with today's latest cutting-edge technology along with careful manufacturing and balancing methods to deliver a quality turbocharger that you can depend on. The 67R utilizes ball bearing components that spool sooner than your typical journal bearing turbochargers, and they have water and oil cooling provisions to optimize cooling efficiency.
Other features include an 11-blade compressor wheel, as well as a low-inertia 9-blade turbine that provides improved transient boost response, and better peak power potential when compared to other turbochargers of similar sizing. The thrust bearing is CHRA built to handle high boost numbers for high power applications.
The 67R will also come with an adjustable wastegate spring to allow the user to hit target boost numbers.Note that it is recommended that you have built internals and supporting modifications anytime you are reaching for 400+ WHP.