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hi sifus,

need u guys advise on this.Currently im using 4g93t with TD05 with support of E-Manage blue.Recently, i had some turbo hose piping leaking problem and managed to fix it.Since then, i feel that my engine no more smooth as before and kinda rough.There is downpipe done and no external wasgate.Before this leaking issue, i can hear well my downpipe sound well and engine is very responsive overall.....but now, its very hard for me to hear the downpipe sound and my BOV is...