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1-9 of 9 Results
  1. Focus ST Discussions
    So I have a problem. Got a 2017 focus st. Stock turbo and 70k miles. I’ve started modding(all performance at the moment). I’ve got larger throttle body rmm 3” takeda cai and a catless straight pipe. Now the issue is that under full load or heavy pulls and high rpm it’s exhaust is not smooth...
  2. Southwest Owners
    Hey friends! I’m currently in Decatur, just outside of Atlanta, and I need to find a solid performance shop to have a boost leak checked out. I’m here for work and I don’t have the time to get in the bay myself… if anyone knows of a place that can inspect my Pepper and has a comfortable vibe, I...
  3. Data Logs
    Hello everyone, I recently have been trying to diagnose an issue with my 2015 FoST not reaching full boost. DataLog link datalog24.csv. Basically the car will only reach on average around 2-4psi unless I really push the car, then itll get up to around 10-11psi. I have checked all charge pipes...
  4. Focus ST Maintenance
    Not sure if this is under the right section or not I recently bought a 2017 Ford Focus st and got ran off into a ditch smashed the bumper and intercooler fixed what I could and drove the car 3 days later the car started only building 14psi (usually build 16) through all gears then on the highway...
  5. Focus ST Discussions
    hello fam i was searching how to break boost for st i didn't find any one talked about so if someone has experience help use plz which gear i should be revs level and that's it regards hasan sandouka
  6. Focus ST Discussions
    Hi all, I got a blow off valve back in July and drove a month on it and had little to 0 problems. I got a flash tune from stratified recently and it worked well but then started acting strange. RPMs would rise when the clutch was put in, and then when I would put it in neutral it would...
  7. Focus ST Discussions
    Hi All, A couple of weeks ago I was on the motorway when my car decided to stop accelerating, felt like I had no power & no boost for about 15/20 minutes afterwards. Ever since, the car has felt a little bit sluggish in 3rd & 4th, Second it still has a kick, but the noise the exhaust makes...
  8. Focus ST Maintenance
    I've been trying to pin down this problem for a while now on my '15 ST2 103k, looking to get some insight. Main Symptoms: Car seems generally underpowered Really loud exhaust when accelerating (mind you, this is the FP exhaust...) Hardly any down low torque, takes several seconds for torque to...
  9. Focus ST Maintenance
    Hey there not sure if this is the right thread I’m new but 16 FOST. Got stratified tune and my boost wasn’t hitting the normal low to mid 20 range it was peaking at about 14.8 on average-from purchase of the car . I started to check everything noticed my stock bov was shredded. Changed to...
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