modify

Hello, I'm new to the forum and am a new owner a Mazda Protege SE 2000. I bought it for a cheap price and am wanting to modify it further. There are problems with the brakes and when I turn both left or right. Any suggestions on which parts I should get to exchange? Also, after seeing some...

I believe my wga is not working properly. I'm not sure which component but pretty much it doesn't limit the boost to 6-7psi. It lets me go up to 10-12psi before hitting fuel cut. Should I buy a new wga (my last option) or is there a way to modify my original one to limit the boost to 6-7psi? I...