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Old 10-01-2012, 11:28 AM   #14
djuhnk
Scooby Newbie
 
Member#: 331392
Join Date: Sep 2012
Vehicle:
2002 WRX
Black

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Have you tried tightening the actuator a few turns? I have the same grimmspeed ebcs problem with wavy boost. Very annoying when you spend that and end up with wavy boost. I guess internal wastegating is just inferior
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