surge and preventing premature boost leakage, while increasing boost
response between shifts. Each valve is made of durable cast and billet
aluminum frame and the valve to diaphragm ratio provides performance
that cheap piston types cannot offer. The spring stiffness adjustment
screw and the three different sizes give the GReddy user the option to
match vehicles with mild upgrades to heavily tuned engines.
Type RS BOV with adapter & recirc. tube, reciruclates back into air intake
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