... applications on a vehicle. We supply such styles of BOV as Blitz style, Greddy style, HKS style, ... BOVs are thoroughly tested to make sure the valve opens and closes properly at the set rates on ... (or 392°F) ;3) Materials used for making BOV are high quality aluminum alloy;4) Accessories: flanges, ... bolts and gaskets are included.We have following bov for your selection.Please feel free to contact us ...