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The ISR Performance aluminum BOV modular flange kit for HKS blow‑off valves supplies the flange interface needed to install an HKS valve into ISR modular plumbing. As an aluminum kit, it provides the mating surface and mounting points required to integrate the HKS blow‑off valve with ISR charge‑pipe assemblies, simplifying fitment and preserving serviceability of the valve installation.
ISR Performance Aluminum BOV Modular Flange Kit - HKS
