The Forced Performance FP8892 S400X turbocharger with a 1.58 A/R turbine housing uses an S400X compressor and T6 outlet sizing to deliver higher turbine-side flow characteristics for builds favoring quicker spool at higher exhaust volumes. As a universal turbo option, it provides the larger 1.58 A/R housing for tuners configuring exhaust and compressor match for street or track applications.
Forced Performance FP8892 S400X Turbocharger w/T6 Div 1.58 A/R Turbine Housing