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Garrett GT28R small-frame turbine housing, T25 flange with 5-bolt pattern and 0.64 A/R in high-silicon finish, suitable for GT28R applications with a T25 outlet. This housing defines exhaust flow and turbine speed characteristics via its 0.64 area-to-radius ratio, offering a compact turbine volume for responsive spool in small-frame turbo builds. Choose when matching compressor and turbine sizing on GT28R-based systems.
Garrett GT28R THWA O/V T25 / 5-Bolt 0.64 A/R (Hi Sil) Small Frame
