GBC20-300 Turbo Garrett 0.55ar 39-52mm Comp 47-42mm Turbine 5 Bolt T25

Garrett Boost Club Line turbochargers are specifically engineered for small engine displacements including powersports, personal watercraft, and automobiles. These turbochargers feature internally wastegated turbine housings. The oil-cooled center housing features the latest generation of journal bearing rotor group.

Forged, fully-machined compressor wheels are offered in inducer sizes of 34mm, 36mm, 39mm, and 44mm. They can support from 200 up to 350 horsepower.

Garrett’s technicians calibrate the actuator for optimum performance, eliminating any need for adjustment. Club Line turbochargers are calibrated with a 0.5 bar actuator. Actuators with higher pressure settings (1.0, 1.5 bar) are available for individual purchase.

Product Features

• 39mm compressor inducer
• Journal Bearing Rotating Group
• GBC17, GBC20 and GBC22 outline are interchangeable
• Billet compressor wheel with extended tip design for higher pressure ratio capability
• GTX Gen II compressor aero with modern gasoline turbine wheel aero
• Forged Fully-Machined Compressor Wheel

Understanding the Garrett GBC turbo names

The first two numbers indicate the turbo frame size. The larger the number the larger the turbine wheel. The numbers following the dash indicate the peak potential flywheel horsepower rating.

There are 4 Club Line turbochargers with different compressor inducer sizes and horsepower ranges: GBC14-200, GBC17-250, GBC20-300, and GBC22-350. GBC17, 20, 22 are outline interchangeable for use as stage upgrades.

Product Notes:
Gaskets and flanges sold separately – see related products below.