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The HKS GT6290-BB turbo kit includes a V-band connection and a turbine housing with a 0.81 A/R, supplied as a forced-induction assembly for compatible engines. The kit's defining features are its V-band fitment and the 0.81 A/R ratio, which factor into compressor and turbine flow characteristics. It's presented as a replacement or performance turbo option when that specific GT6290-BB configuration is required.
HKS GT6290-BB V Band A/R 0.81 Turbo Kit
