GReddy BLOW OFF VALVE FV VEHICLE SPECIFIC KIT GReddy BLOW OFF VALVE FV has adapted Floating Valve structure which does not pull up when the Surge Tank is negative pressure. For no strong initial load, both quick response under low boost and prevention of the relief under high pressure are together. This is a new generation blow off valve. The attachment flange and the air outlet position is the same as GReddy BLOW OFF VALVE TYPE-RS、RZ. It is possible to replace from the previous model. KIT for each vehicle type includes parts for fitting with the normal car. By a car model, there are simplex AIR OPEN, simplex AIR RETURN