The Turbosmart B-Frame turbine housing is a divided (twin-scroll) T4-flange housing in a 1.00 A/R for 70mm Turbosmart turbochargers. CFD-designed and investment-cast from 310S stainless steel for extreme EGT capability, it bolts to the matching Turbosmart center section to complete the turbine side.
| Frame | B |
| Turbine Wheel | 70mm |
| Turbine Inlet | Divided T4 (twin-scroll) |
| A/R | 1.00 |
| Design | Divided (twin-scroll) |
| Material | 310S stainless steel |
Shipping: In-stock orders placed before 4 PM EST ship the same day, with standard, expedited, and overnight options available at checkout. Backordered items ship as soon as our distributor restocks — contact us for lead times. See the full Shipping Policy.
Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
