help

Hi hope everybody is having a nice start to their holidays. I took the car out for a drive and it felt underpowered, like it wasn’t coming on to boost properly and then there was a misfire on the way home. Took this log but didn’t capture the misfire. Any help would be greatly appreciated...

Hi guys so Im a total noob at forums lol. but here it goes I have a 2010 BMW 135i and the fuel pressure is all over the place. I read on here people with similar issues but they're running PI, my car is on DI only with a Helix overdrive on full e85. My current fuel setup is: Helix Overdrive...

Hi, And hello to everyone on Spoolstreet. My beloved 335i n54 has come to the point of 100k miles and it's time to move on from twins. I'm planning to move to Doc Races bottom mount single turbo kit with 6266 gen 1. I try split my typing into segments, so I can explain everything I will do as...

Hey guys! First time poster here, to start I have a n54 with a doc mount 6266 top mount kit. I was hoping I could post my logs here and see if anyone could help me figure out why I have so many timing corrections . The car is JB4 with a JB4 bef , fuel is full e85 although the pump I go to only...

Hello, I'm trying to install the Top Mount DocRace kit. I can't get the manifold installed, it won't fit between the chassis and the engine. I ended up banging up some of the exhaust manifold gaskets fighting with it. Are they still okay to use? No cranks, just dents etc. Anyone with...

Hello people on Spool Street, my name is Mario. I have a beautiful stock 135i with a Custom Tune pushing around 360 wheel, and i was wondering if its possible to still run my custom tune and have the MHD crackle tune enable without any issues. If anyone have any idea on how this could work/...

I am trying to tune my own car and from what I gathered its working great but I've just upgraded turbo and also bought 3.5 bar sensor. My issue is that I want to run 24-25 psi but even if I set load to 220 I can't run above 22.6. I assume I need to not click the 3.5 checkmark on MHD but how do I...

2012 335i N55 PWG Prod. 4/12 105k miles Hello everyone, so I'm gonna try to explain as much as I can of what I have done and potential reasoning's, I'm the only one to touch and repair anything on it since ownership so all my doings. recently did oil filter housing gasket and oil cooler gasket...

HELLO NEW TO THE BMW WORLD SO PLEASE BARE WITH ME ON WHAT IM GOING THRU.. SO IVE ONLY HAD THIS CAR FOR ABOUT A YEAR NOW AND THERE WAS UPGRADES DONE ON IT BEFORE HAND AND RECENTLY I HAVE WENT THRU IT AND NOTICED FEW THINGS NEEDED TO BE ADDRESSED RADIATOR HOSE,OIL FILTER HOUSING GASKET, MAIN BELT...

Okay guys I was driving my car a little hard today. When all of a sudden my car went into limo mode. I check the codes via JB4: 2CF9 - throttle valve potentiometer 1 2CEC - throttle valve actuator , short locked 2CEE - throttle valve actuator , running rough 2CF7 - throttle valve potentiometer 2...