Includes the billet aluminum Lightning 500 bottle valve. The NX Lightning 500 bottle valve flows great, weighs less and looks amazing. The new and improved Lightning 500 bottle valve features, a huge 5/8 siphon tube, a high lift stem assembly and a 45 degree outlet for the ultimate in flow and horsepower production. The Lightning 500 valve includes dual gauge ports and weighs ½ pound less than our old style chrome plated brass valve. The Lightning comes standard in many NX nitrous systems and is also available separately as an upgrade for your existing bottle. The lightning 500 bottle valve includes a 4AN bottle nipple as a default but can be ordered with a 6AN or 8AN nipple upon request.
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