What is the main advantage of the ceramic ball bearing system in this turbocharger?

The ceramic ball bearing CHRA significantly reduces friction compared to traditional journal bearings. This allows for faster turbocharger spool-up, meaning the engine reaches full boost quicker, and also contributes to a longer service life for the turbo.

Does this turbocharger come with everything needed for installation?

This turbocharger includes the turbo assembly and the integrated wastegate actuator. However, you will need to source or fabricate custom exhaust and intake plumbing, oil and coolant lines, and potentially other supporting modifications like fuel system upgrades and engine tuning.

What kind of performance gains can I expect with this turbocharger?

The EFR B1 6258G is designed for significant horsepower increases over stock turbochargers. Specific gains depend heavily on the vehicle, engine, supporting modifications, and tuning. It's a popular choice for custom builds aiming for substantial power output.

BorgWarner EFR B1 Turbocharger 11589880036

Name: BorgWarner Turbocharger EFR B1 6258G 0.80 a/r VTF WG
Brand: BorgWarner
SKU: borgwarner-borgwarner-turbocharger-efr-b1-6258g-0-80-a-r-vtf-wg-t14-4385196
Price: 2750.51 USD
Availability: BackOrder

BorgWarner Turbocharger EFR B1 6258G 0.80 a/r VTF WG

$2750.51

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

BorgWarner EFR B1 6258G turbocharger with 0.80 a/r VTF WG.

Key Features

This product is a BorgWarner EFR B1 6258G turbocharger.
It includes an integrated wastegate actuator for simplified installation and boost control.
Features a 62mm compressor wheel and a 58mm turbine wheel.
Comes with a 0.80 A/R stainless steel turbine housing.
Utilizes a forged-performance aluminum compressor wheel for durability.
Equipped with a ceramic-ball bearing center housing rotating assembly (CHRA) for improved spool and longevity.

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Product Details

This BorgWarner EFR B1 6258G turbocharger is a well-built unit designed for enthusiasts looking to significantly increase their vehicle's power output. It comes complete with the turbocharger assembly and an integrated wastegate actuator, ready for installation. The EFR series is known for its advanced design, offering improved spool times and broader power bands compared to many stock or older aftermarket turbochargers. This particular model features a 62mm compressor wheel and a 58mm turbine wheel, paired with a 0.80 A/R turbine housing. The internal wastegate is pre-set, simplifying installation and ensuring consistent boost control right out of the box.

The EFR B1 6258G utilizes a forged-performance aluminum compressor wheel for durability and reduced weight, contributing to quicker turbo response. Its ceramic-ball bearing center housing rotating assembly (CHRA) is a key feature, drastically reducing friction and allowing for faster spool-up and improved longevity over traditional journal bearing turbos. The turbine housing is cast from durable stainless steel, offering excellent resistance to heat and corrosion, which is crucial for high-performance applications. This turbocharger is a popular choice for those building custom turbo systems or upgrading from a smaller factory turbo, aiming for substantial horsepower gains.

When installing this turbocharger, ensure you have the necessary supporting modifications, such as an upgraded fuel system, engine management tuning, and appropriate exhaust and intake plumbing. Proper oil and coolant lines are also essential for the longevity of the ceramic ball bearing system. While this turbocharger is not CARB approved and cannot be shipped to California, it represents a significant step up in performance for many vehicle applications.