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  1. S

    2018 Sti Stock Stumbles in WOT

    UPDATE #2 cleaned the MAF sensor changed O ring O RING looked messed with. 2nd cylinder 4 misfires.
  2. S

    2018 Sti Stock Stumbles in WOT

    offkourse i will stick around! just waiting here in stealership. might get lyft to comeback to work tho.
  3. S

    2018 Sti Stock Stumbles in WOT

    UPDATE - Drove with a subaru specialist, replicated the issue in i S S# mode. thank you for the advise. Now the waiting of diagnostics. he was saying it felt like misfiring, might be coil packs/sparkplugs or a ecu flash is needed like what some1 advised earlier. Also i have no engine light or...
  4. S

    2018 Sti Stock Stumbles in WOT

    Hey! appreciate the response sir! yea the GR fuel stumble is around that rpm. I have done. I,S,S# offkourse the car is warmed up properly and also before i get on it im around 3500-4000rpm before i WOT. im at stealership right now waiting for someone to drive with me so they can replicate the...
  5. S

    2018 Sti Stock Stumbles in WOT

    Where can i find this recall? i dont see it anywhere.
  6. S

    2018 Sti Stock Stumbles in WOT

    Hey thanks for chiming in!! i appreciate that! uou had same thing happen? wow , do i tell them they need to update the Si Drive tune or something? what recall is that? and did you leave your car overnight for them to fix it?
  7. S

    2018 Sti Stock Stumbles in WOT

    I will update the page for sure for future reference for other people in the future. Thanks alot. few hours ill be heading to stealership. i hope they dont say the infamous ? we cant replicate your problem ? i havnt been in any stealership service in yearssss.
  8. S

    2018 Sti Stock Stumbles in WOT

    Sadly i just got this car 8days ago from subaru of el cajon in sandiego. pre owned. had a good carfax all maintenance done from dealership and all. always gassed up didnt even try going WOT until yesterday. even my daughters and son said ?wtf was that dad? lol ?ur car shaking dad?
  9. S

    2018 Sti Stock Stumbles in WOT

    I have been reading all day about this problem back and fort from google/NASIOC/igotasti/Facebook ej or bust and other sub forums lol. its driving me nuts! normal driving she is fast! especially in S# but once i get on WOT 4500-6500 hek it dont even reach 6500rpm i stop it around 5500 cuz its...
  10. S

    2018 Sti Stock Stumbles in WOT

    Hello Fam! So I am new to this site (WOW)and also to this platform. It is my first Subaru and a lot of my friends and co-workers drive them so i wanted to experience a big boy enthusiast car also. But now I come across a problem. .. 2018 Subaru WRX Sti, STOCK 100% 19K miles again NO mods...
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