Made by Tial and used to change the spring pressure on the Tial BOV to affect the BOV response tuning to reduce comprssor surge. Different spring levels affect amount of vacuum required on each engine to open the BOV on throttle release.

More From This Category

TURBOSMART Blow-Off Valve, Race Port Mild Steel Weld Flange Female

TURBOSMART Blow-Off Valve, Race Port Mild Steel Weld Flange Female

$22.89

TURBOSMART Gen4 WG40 Outlet V-Band Clamps Assembly, Each

TURBOSMART Gen4 WG40 Outlet V-Band Clamps Assembly, Each

$55.75

TURBOSMART Gas Valve Actuator, 60mm Valve, Each

TURBOSMART Gas Valve Actuator, 60mm Valve, Each

$634.05

TURBOSMART vIWG Diaphragm Replacement, 57mm, Each

TURBOSMART vIWG Diaphragm Replacement, 57mm, Each

$74.35

TURBOSMART Weld Flange, Stainless Steel, For RacePort/Big Bubba Blow Off Valve, Each

TURBOSMART Weld Flange, Stainless Steel, For RacePort/Big Bubba Blow Off Valve, Each

$27.85

TURBOSMART Kompact Blow Off Valve O-Ring Kit

TURBOSMART Kompact Blow Off Valve O-Ring Kit

$18.55