BorgWarner EFR 7163 Vband .85ar EWG Turbocharger

11637105000, 11631008003
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Special Price $1,949.00 Regular Price $2,856.36

BorgWarner EFR 7163 Vband .85ar EWG Turbocharger

Compressor Specifications

  • Compressor Type: Forged-Milled Wheel (FMW) Extended Tip
  • Compressor Wheel OD (exducer): 71mm
  • Compressor Wheel Inducer: 57mm
  • Max Flow Rate: 60 lb/min
  • Built-in BOV: All EFR compressor housings incorporate an integrated BOV.
  • Compressor Housing: 2.5" inlet, 2.0" hose coupler outlet.


Turbine Specifications - V-Band, Single Scroll, .85AR, Externally Wastegated

  • Turbine Type: Low Inertia Gamma-Ti Turbine Wheel
  • Turbine Wheel OD (Inducer): 63mm
  • Turbine Wheel Enducer: 56mm
  • Turbine Outlet: GT-Vband (aka small 3" vband) ~92mm OD for all EFR turbos
  • Stainless Steel Investment Cast Housing



  • Dual Row Ceramic Ball Bearings - lowest friction and fastest spool/response, most extreme durability, built-in oil control orifice - (aka oil restrictor) **no restrictor can be used with EFR turbos
  • Watercooled Center Section - watercooling is recommended, 14mm banjo bolts
  • Double seals on both turbine and compressor end for extreme durability and resistance to any oil seepage
  • Boost Control Solenoid Valve Integrated to Compressor Housing
  • Integrated Speed Sensor mounting provisions
  • Aluminum CHRA Only


Applicable Part Numbers

  • 11637105000, 11631008003

Borg Warner 7163 EFR Turbo, 300-550 HP. Brand new for 2014, The EFR 7163 is Borg Warner's newest addition to the EFR family. This is literally an off-the-shelf Indycar turbocharger, used by all 2014/2015 IRL teams.

The Borg Warner 7163 EFR Turbo is a versatile turbo with very large map width for outstanding power potential even at high boost - and does it in a small package. This is an excellent turbocharger for autocross, rally, drift, road racing and street driven applications. This turbo uses a 71mm OD compressor with a 57mm inducer to support a remarkable 60lb/min max flow rate. The low inertia 63mm Gamma-Ti turbine wheel is the optimal match for the FMW compressor wheel. EFR 7163 uses the smallest-sized EFR compressor housing, fitting in the tightest engine bays particularly twin turbo V6 or V8 applications. In twinscroll T4 configuration, the 7163 delivers mindblowing fast spool and response while working well on stock and modified engines. Ideal for use in single turbo applications for the 300-550hp range, or as twin turbo applications 600-1100+hp. Ceramic Ball Bearing only, watercooling mandatory.

Borg Warner's latest release, the EFR (Engineered for Racing) Series turbochargers. EFR is currently the most advanced turbo of its type engineered for the performance aftermarket. Crammed full of attributes that appeal to the performance car enthusiast, EFR is at the pinnacle of what can be done with the current state of the art.

The result is the new EFR (Engineered for Racing) line of turbos from BorgWarner. These turbos contain a bevy of key attributes such as Gamma Ti turbine wheels, dual ceramic ball bearing cartridges and investment cast stainless steel turbine housings. Collectively, those features help give the EFR line its innovative appeal and will provide a breakthrough experience in durability, device responsiveness and installer/user satisfaction.

More Information
Part Number11637105000, 11631008003
Type of PartEFR 7163 (550HP)
Horsepower Gains300 - 550 HP
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