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The Nitrous Express Pro Power Phase 3 spraybarless dual Holley gasoline nitrous kit supports 100–500 hp and includes a 5 lb bottle. Phase 3 plates provide improved distribution and atomization without spray bars to sag or obstruct airflow. The complete kit includes Lightning solenoids with a limited lifetime guarantee, a heavy‑duty 40A relay, stainless bottle brackets and an extra‑long supply line for neat installation.
Nitrous Express Dual Holley/Gasoline Nitrous Kit (100-500HP) w/5lb Bottle
