The Garrett GT2554R CHRA delivers proven ball-bearing performance for enthusiasts seeking a direct, reliable core replacement or upgrade path for their turbocharged build. Built on Garrett’s trusted ball-bearing platform, this CHRA is engineered for drivers who demand consistent power delivery and OEM-level compatibility. It’s the smart choice for anyone rebuilding or upgrading a turbo system that relies on this well-established core.

Specifications

• Compressor Wheel Size: 25mm
• Turbine Wheel Size: 54mm
• Bearing Type: Ball Bearing
• HP Capacity: 300+ hp
• Also Known As: GT25R
• Compatible Turbo P/N’s: 471171-0003
• Compatible Turbo P/N’s: 446179-5024S
• Compatible Turbo P/N’s: 446179-24
• Compatible Turbo P/N’s: 836023-5001S
• Compatible Turbo P/N’s: 835995-0001

Performance & Application

The GT2554R CHRA is built for platforms requiring a compact, responsive ball-bearing turbo core capable of supporting over 300 horsepower. Its ball-bearing design provides quicker spool and improved responsiveness compared to journal bearing alternatives, making it well-suited for daily-driven performance builds as well as spirited street applications. This CHRA is a natural fit for owners replacing a worn factory core or upgrading within the same turbo family for improved durability and performance longevity.

Compatibility & Fitment

• Stock turbocharger on the Mazdaspeed Protege

Frequently Asked Questions

What HP can the GT2554R support?

The GT2554R CHRA is capable of supporting 300+ horsepower.

Is this a ball bearing or journal bearing CHRA?

The GT2554R is a ball-bearing turbo CHRA.

What does GT25R refer to?

GT25R is an alternate name for the Garrett GT2554R.

What vehicles is this CHRA compatible with?

This CHRA is the stock turbocharger used on the Mazdaspeed Protege, and it is compatible with multiple OEM turbo part numbers including 471171-0003, 446179-5024S, 446179-24, 836023-5001S, and 835995-0001.

For enthusiasts seeking a direct-fit, ball-bearing core with proven OEM heritage and the capacity to support serious power goals, the Garrett GT2554R CHRA stands as a dependable, performance-ready solution.