The Garrett GTW3476JB brings journal bearing reliability and serious flow potential to enthusiasts building toward the popular 5858 turbo class without the premium price tag. Designed for builders who want strong mid-range response backed by Garrett’s GTW Series engineering, this turbo is a smart alternative for those chasing big power on a realistic budget. With select housing options available, it’s built to be configured to match your specific build goals.

Specifications

• Compressor Wheel Inducer: 58.3mm
• Compressor Wheel Exducer: 76.4mm
• Compressor Wheel Trim: 58
• Turbine Wheel Inducer: 65.0mm
• Turbine Wheel Exducer: 56.6mm
• Turbine Wheel Trim: 76
• Bearing Type: Journal Bearing
• HP Potential: 700HP flow potential
• Compressor Housing Option: T04S (4″ Inlet, 2.5″ Outlet) with machined anti-surge
• Also Known As: GTW5857JB

Performance & Application

The GTW3476JB is engineered as Garrett’s performance-focused solution to the popular 5858 size turbo, delivering strong mid-range performance at a more accessible price point. Its journal bearing design combined with the 58 trim compressor wheel and 76 trim turbine wheel is built to flow up to 700HP. This platform suits enthusiasts who want big-turbo power potential without stepping up to the higher cost of a full 5858 setup. It’s a great fit for builders prioritizing value alongside serious top-end capability.

Compatibility & Fitment

• Stage3 Turbine Wheel available at .48 A/R (T3 Inlet; 4 Bolt or V-band Outlet)
• Stage3 Turbine Wheel available at .63 A/R (T3 Inlet; 4 Bolt or 5 Bolt Ford Style Outlet)
• Stage3 Turbine Wheel available at .72 A/R (T25 Inlet; EWG 44 Port; 5 Bolt GT Outlet)
• Stage3 Turbine Wheel available at .72 A/R (T3 Inlet; Cosworth Outlet)
• Stage3 Turbine Wheel available at .82 A/R (T3 Inlet; 4 Bolt, 5 Bolt Ford Style, or V-band Outlet)
• Turbine Housing Option: T3 Inlet, 4 Bolt Outlet (2.5″)
• Turbine Housing Option: T3 Inlet, V-Band Outlet (2.5″)
• Turbine Housing Option: T3 Inlet, 5 Bolt (Ford Style) Outlet
• Turbine Housing Option: T25 Inlet, EWG 44 Port, 5 Bolt GT Outlet (.72 A/R ONLY)
• Turbine Housing Option: T3 Inlet, Cosworth Outlet (.72 A/R ONLY)
• Turbine Housing Option: T3 Inlet, Welded GT 3″ V-Band Outlet (.63 or .82 A/R)

Frequently Asked Questions

What HP can the GTW3476JB support?

The GTW3476JB has a flow potential of up to 700HP.

Is this a ball bearing or journal bearing turbo?

The GTW3476JB is a journal bearing turbocharger.

What does GTW5857JB refer to?

GTW5857JB is an alternate name (alias) for the Garrett GTW3476JB.

What compressor housing option is available?

The GTW3476JB is available with a T04S compressor housing featuring a 4″ inlet, 2.5″ outlet, and machined anti-surge design.

For enthusiasts targeting 5858-class performance without the 5858-class price, the GTW3476JB delivers the flow, response, and configurability to make it happen. Select the housing and A/R combination that matches your build and put Garrett’s GTW Series engineering to work.