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The Turbosmart Supersonic atmospheric blow-off valve (black) is a full atmospheric BOV aimed at racers and serious enthusiasts seeking the Supersonic sound and high flow capability. It provides adjustable, tool-free tuning via a rotating cap and employs a positive-seal piston to deliver the loud, signature release tone while maintaining superior flow performance under high-demand conditions.
Turbosmart BOV Supersonic Uni - Black
