EFR Series Turbochargers - BorgWarner

EFR Series Turbochargers 

What kind of turbocharger would you build for your high-performance car? The engineers in BorgWarner's Advanced Aftermarket Product group created a wish list of every notable design characteristic. They used materials that had never been combined into an aftermarket turbocharger. EFR delivers quick boost response, powerful performance and reliable durability.

Low-weight Gamma-Ti Turbine Wheel

Low-weight Gamma-Ti turbine wheels and shaft assemblies for quick boost response
Dual Ceramic Ball Bearing Cartridges

Patent-pending dual ceramic ball bearing cartridges for more thrust capacity, durability and turbine efficiency at low expansion ratios
EFR Series Turbochargers
Forged milled compressor wheel (FMW)

Forged milled compressor wheels (FMW) exceeds the material properties of cast aluminum wheels
Stainless Steel Turbine Housing

Stainless steel turbine housing for increased efficiency, improved durability and corrosion resistance

Range of units supporting 225 to 1,100 horsepower per turbocharger

BorgWarner is proud of its long history of pushing the limits of technology

From the first appearance of forced induction motor vehicles at the Indianapolis Motor Speedway® in 1952 to the Mulsanne Straight of Le Mans and the winding roads of Nürburgring, BorgWarner turbochargers have made their mark. And that legacy of excellence is embedded in every genuine BorgWarner turbocharger that we produce today.


Technical Data

BorgWarner’s EFR turbochargers set new world standards in performance, convenient installation and high-tech features:

Power Range

BorgWarner engineers pair compressors and turbines to maintain optimal flow for the fastest response. In addition, a range of turbine housing A/R’s are available so that you can dial in your desired power range based on your application.

The chart below displays the rated peak horsepower capability for each EFR turbocharger (click to enlarge).

Dimensional Reference

The EFR product line is a wide range of performance turbochargers from BorgWarner. EFR contains the highest level of technology currently available to aftermarket customers.

Click on a model below to see each turbocharger’s outline dimensions and its corresponding compressor map.

Ancillary & Support Parts

Download an overview of ancillary and support parts below.
Ancillary Parts

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