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boost leak
1-8 of 9 Results
  1. Focus ST Discussions
    Recently joined so not sure exactly where to post this. I recently upgraded my turbo from a GT3071 to a GTX3076 along with a transmission upgraded (synchros/lsd). Since that time I’ve been hearing this sound which I can’t identify. From a start you hear it but it’s faint when my car is at...
  2. Focus ST Maintenance
    Hey guys hoping you could help me figure out what's going on with my ST. 2015 Focus ST with Mountune FMIC, Intake, RMM, Tune and Turbosmart BPV. Issue is that I am not getting any boost. When in car should be building boost around 2.5k, i could hear the turbo spool and vent constantly...
  3. Focus ST Discussions
    Hey I have a 13 fost, full bolt on , solid motor mounts & stratified crackle tune, stock bov. let’s start off with my car has a slight exhaust leak this might be major but I’m trying to make sure, I usually hit peak boost at around 22-23psi in 3rd & up, now recently I noticed I’m peaking right...
  4. Focus ST Turbo Upgrades
    So I want to start this out by saying this is my first post and I'm very much a new and learning mechanic, so bare with me. With that being said, here's the deal. My car was running great one day, so I started doing a pull. Mid-pull the car jolted forward and had a large power loss. It felt as...
  5. Focus ST Discussions
    Hello everyone I have been without my 2013 FOST for over 2 months. I want to start by saying thanks for the read I know it’s long and if I was rich I would just pay the big money to find the issue. I started my car up one day, and got a ton of codes. That same day my car over heated and the fan...
  6. Focus ST Discussions
    I am almost positive I have a boost leak, or at least something is wrong with my turbo. Stock on a WOT pull onto the highway, my car only pulled about 15.2 psi, while my buddies ST pulls about 24. I'm also losing a lot of torque (obviously if I'm not pulling the right amount of boost). But any...
  7. Focus ST Discussions
    So I’ve had my 2018 Focus st for about a month now I have the mishimoto universal inter cooler, green filter, after market BOV and mbrp exhaust. I’m remote pro tuned by sneekytuned the man is a genius. I live in Florida so it gets pretty hot during the day and I’ve heard that you can lose boost...
  8. Focus ST Maintenance
    So today I took my car to get the plugs regapped. It’s a 2014 with 65k and the plugs are NGK iridium with 15k on them. Everything seemed fine, they had spaced out a bit but nothing further than .030”. Anyway I get in the car after they’re done, and as soon as I hit boost in 2nd gear hear a...
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