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Miata Turbo Forum - Boost cars, acquire cats.
Performance & Tuning
DIY Turbo Discussion
Garrett 2554R Oil Restrictor?
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Garrett 2554R Oil Restrictor?
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Sep 15, 2025 | 01:11 AM
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Paisa
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Garrett 2554R Oil Restrictor?
Excuse my ignorance, but I have read conflicting information about GT2554r’s already having an oil restrictor installed from Garrett.
Can someone identify if my turbo already has an internal restrictor based on this picture? This is a brand new unit from them.
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Sep 16, 2025 | 04:06 PM
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TurboTim
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The GT2554R didn't have a restrictor in it. I ran these:
https://www.atpturbo.com/mm5/merchan...&Store_Code=tp
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Sep 24, 2025 | 03:26 PM
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Paisa
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Thank you, ordered it and it just got here yesterday.
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