BorgWarner EFR 7163 (B1) ball-bearing turbocharger for motorsport and high-output street builds making roughly 225-600 hp. Pairs a 71mm forged-milled extended-tip compressor (57mm inducer, 64 trim) with a low-inertia 63mm Gamma-Ti turbine in a stainless investment-cast V-band turbine housing (0.85 A/R) with an integrated VOF wastegate. Military-grade dual ceramic ball-bearing assembly in a water-cooled aluminum center housing.
Specifications
| Type | EFR 7163 (B1) ball-bearing turbocharger |
| Compressor | 71mm FMW (57mm inducer, 64 trim) |
| Turbine | 63mm Gamma-Ti, low inertia |
| Turbine Housing | V-band, 0.85 A/R, VOF internal wastegate |
| Bearing | Dual ceramic ball, water-cooled |
| Rating | ~225-600 hp |
| Part Number | 11639880006 |
Shipping
- In-stock orders placed before 3 PM EST ship the same day — everything else ships within 24 hours.
- Standard, expedited, and overnight options at checkout.
- Oversized items ship by freight and take longer.
- Backordered items ship as soon as stock lands — contact us for lead times.
- International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.
Returns
- 30-day returns on new, uninstalled items in original packaging with all hardware.
- Standard returns: 8% restocking fee, buyer pays return shipping. Both waived if the item is defective or we made the error.
- Installed or used parts can’t be returned — confirm fitment before you install.
- Special orders and custom items are final sale.
- Email us for return authorization before shipping anything back.
Full details: Shipping Policy · Refund Policy
