New Technology Cummins Turbo Holset VGT™ Fixed Geometry Wastegate Holset M2™ Modulated Two-Stage System Borgwarner Variable Turbine Geometry (VTG) Turbocharger for an exhaust temperature of 1050 degree celcius Regulated Two-stage Turbocharging (R2S) Titanium Compressor wheel Honeywell Garrett Micro Turbo VNT Twostage VNT Dual boost VNT Duty drive Wastegate Extra large wastegate GTX & GTW ball bearing series (current T1 website is GT Series)