From what I remember, stage 2 is more recommended for the VQ37VHR engine due to the higher exhaust flow. I vaguely remember someone having boost creep problems with the stage 1 .60 housing.
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GTM Twin Turbo Stage 2|GTR Turbo/Engine Gauges|KW V3 Coilovers|HKS Exhaust|Oil Cooler| Vossen CV1
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