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The closed loop system requires a vacuum signal from the intake manifold to open the PCV valve
Dyno-Verified Power Boost
The Grip Series 1 kit provides the correct spring rates for the solid axle geometry
040" Valve Lift intake: 233°
Includes 2 inner tubes
Turbosmart Internal Wastegate Actuator 10psi PDM_suspension-linkage The closed loop system requiresTurbosmart Internal Wastegate Actuator 10psi Mitsubishi Evo 8 2003 2005 RallySport Direct is proud to carry the Turbosmart Internal Wastegate Actuator to provide the go fast enthusiast with optimal boost control. The factory wastegate actuator comes with soft springs which tend to open long before peak boost is reached. The Turbosmart unit is designed to improve the boost response with less drop off at high RPMs. DETAILS 10 psi spring Faster boost