NOS 16139 White. NOS 16139 Nitrous Oxide Systems SUPER Hi-Flo Bottle Valve. 16139-15NOS - Super Hi-Flo Nitrous Bottle Valve NOS Performance Parts - Fits: 5LB, 10LB, 15LB and 20LB bottles. these new valves provide better flow for more power and consistency, while supporting over 500 HP.
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