boost problems

So, I have a 02 wrx wagon with the ej205 and every time I hit boost it whistles really bad and I don't hit target boost, I've been wondering if anyone has any suggestions as to what it's is. On another note the car never holds the same boost, I can go out warm up my car and go full throttle and...

Hey all, going to take the car into the dealer next week, but I wouldn't mind seeing if anyone had any experience with this. Quick info - 2011 WRX Stage 1 3k miles. Probably about half the time, and mainly in 2nd-4th gear I can hear the turbo spool, but about 75-100% (right before the next...

alright well from what i been hearin is that since i dnt have the restrictor pill in thts the reason im not meeting my set boost. i got the ap v2. tbe and still the stock intake but i dnt know why im only peakin at 9.4. would that be my problem the dumb pill???:tongue::tongue::tongue:

Hi guys, I have 06 WRX with 65K miles on, which happened to stay outside over whole freezing winter here in Slovakia... :whoa: ...and then a couple of problems started to occur... The problem I would like to get your opinions on is related to the BOOST. When I hit the throttle, it goes "boost -...

I am new here and very new to Subies, the closest thing i have ever owned with a turbo was a 87 Audi 5000cs. great car! I bought a stock 02 wrx wagon two weeks ago with 80000k. It was kind of a spur of the moment buy, so i had not done my research, and went and bought a CAI first thing, i...

Hey guys/girls. I have go a problem with my 95 sti wrx. I will be driving and put my foot down on the gas and it doesn't boost hard till it gets the revs up, it kind of surges a lil bit then just comes on real strong. It did it a few weeks ago then went away, and now it is back again. Any...

Hi I have a wrx 1993 classic k reg but it seems to be having boost problems everytime im bossting the car will start jumping and back fireing and somtimes the revs cut out completly i just dont understand could anyone help me please?