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The HKS R‑type intercooler full kit for FD3S with TO4R turbo is a complete intercooler system tailored for Mazda RX‑7 FD3S applications using TO4R turbochargers. It includes the R‑type core and matched piping designed to fit FD3S engine bay routing, offering a packaged solution intended to replace or upgrade the stock intercooler plumbing and cooling capacity for that turbo setup.
HKS R-type I/C FD3S TO4R FTK FULL KIT
