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The Snow Performance Stage 2 progressive vacuum‑referenced water‑methanol kit for carbureted 4500‑flange applications cools intake charge and raises effective octane to allow increased timing and power. The progressive controller stages output by vacuum or boost and the kit includes a high‑output pump, filtered nozzles, push‑lock line and installation hardware. It ships without a tank and fits Dominator or 4500 series intake flanges.
Snow Performance Water Injection Gas Carbureted 4500 Flange Stage 2 Progressive Vacuum Ref w/o Tank
