Made to mount on top of hard boost pipe
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Made to mount on top of hard boost pipe
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Converts factory diverter valve into a blow-off valve
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Made to mount on top of hard boost pipe. Vacuum port on top.
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Creates a aggressive BOV sound. Only fits HKS BOV
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Creates a "Whoosh" noise instead of a whistle. Simple install on all HKS BOV's
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Replace your lost blanking cap on your Forge Splitter valve (FMDVSPLTR)
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Replace your lost blanking cap on your Forge Splitter valve (FMDVSPLTR and FMBSPLTR)
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Full replacement kit for es1832445
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Used to seal the valve to the new adapter flange
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This product was last offered at the strikethrough price on
05-02-2026
Improve valve reliability as well as boost response
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Replaces the failure-prone factory diaphragm for rock-solid boost control
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By switching from electronic diverter valves to a mechanical blow-off valve (BOV), you can eliminate the common issues associated with electronic valves.
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