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The HKS flange for T/C outlet TO4Z is a turbocharger outlet flange made to mate with TO4Z-style housings. Intended as a replacement or service flange, it provides a precise mounting surface for exhaust or compressor outlet connections where the TO4Z designation is required. This hardware piece supports clean assembly during turbo installations or repairs without altering turbo function.
HKS Flange T/C Outlet TO4Z
