BorgWarner competitive turbocharger, EFR series.
The EFR series was created to meet the high demands placed on turbochargers used in motorsport, where the boost pressure of 3 bar is normal.
EFR series turbochargers are designed for high overloads, continuous high speed operation and high exhaust temperatures. In addition, they have a compact and light construction, and integrated functions.
All have double ceramic ball bearings, built-in compressor recirculation valves, forged CNC compression wheels, built-in electronic recharge control valves.
Efficiency :
- 475-750HP
Turbine occurs in below listed configurations:

Dimensions:

BorgWarner also provides the MatchBot tool that allows you to choose the right compressor for your application:
Vehicle Compatibility
| Brand | Model | Generation / Chassis | Engine |
|---|---|---|---|
| Universal | - | - | - |
BORGWARNER
Their BorgWarner Turbo Systems division produces the EFR turbocharger series, trusted by OEM manufacturers and performance builders worldwide.
Official page: www.borgwarner.com