MAY 12, 2024
Sigma Turbo Register – Back Online
The Sigma Turbo Register is back online with a completely new platform.
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APRIL 28, 2024
Restoring the Digital Archive
Work is underway to restore the historical digital archive dating back to 1998.
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APRIL 10, 2024
2024 Sigma Turbo Meet – Save the Date
The 2024 national meet has been confirmed. Save the date!
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MARCH 15, 2024
Tech Article: TD05H Swap Guide
New TD05H turbocharger swap guide now available in Technical Resources.
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