boost issue

Alright let me start off with "I'm a noob", I'm learning as I go and I'm happy to experiment with tuning since this is not my daily driver. That being said I've done a fair amount of troubleshooting and research and I'm unable to find a solid conclusion. This is the mod list currently: 3"...

Year/Make/Model: 2013 Mazda Mazdaspeed 3 Mileage: 193xxx Location: Ontario, Canada Concern: Low Boost Condition (Target = 20psi / Actual = 11psi) DTC's: None Modifications: Autotech HPFP internals, JBR 3.5in aluminum intake system, Corksport racepipe, VTCS delete, Turbosmart Kompact 50/50 BOV...

Just got the car back from having the top end fully re build and a brand new turbo. The thing is when I got it back and after I drove it a couple hundred miles I went to do a pull and it’s making a lot of air like if the turbo is just blowing it out and the car isn’t making the full boost like...

Okay all, back again with more problems of course! The car has been driving really poor lately, I first took note that it felt sluggish, it was also dipping really low in rpm when I would first let off the gas at a stop, and I was noticing a whistle on occasion. Come to find out, while giving a...