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The HKS turbine copper washer set for GTIII-4 and GTIII-5R turbos is a replacement hardware kit intended for turbine servicing and reassembly. These copper sealing washers provide a simple way to refresh turbine connections during maintenance or when replacing related hardware, helping restore reliable sealing where factory washers have been removed or damaged.
HKS GTIII-4/5R Turbine Copper Washer Set
