BIG Turbo on a 135i N55

Mpower11

Active member
Hi Fanatics,

Has anyone on the forum heard of or maybe done a BIG Turbo conversion on N55 135i with DCT?
 

cOlDFuSiOn

New member
Something like a Pure turbo upgrade? Or a seriously big aftermarket custom system? There was a thread on the N55 Pure turbo I believe somewhere..
 

KrS24

///Member
There are a few running around. Is the goal to put the car on the track/strip or just have a little fun?


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Mpower11

Active member
I was wondering out of interest if it is possible and if the DCT gearbox can handle the extra increase in power properly.

I do not intend on putting the car a track, maybe on drag strip here and there.
 

KrS24

///Member
Dct should hold fine up too about 600whp and 700nm. Thankfully the big singles make a little less torque that upgraded twins. Anything past that you want to consider giving Dodson a call. I wouldn't push a n55 past 600whp without significant engine work.


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SwickedV

Member
Chat to the xcede guys. They have done a few turbo upgrades on the n55's

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Mpower11

Active member
Thanks for the advice, had a chat to Alistair from Exceed. Looks like the Pure turbo option is the best and simplest way.


Has anyone on the forum had any experience with Pure turbo stage 1 upgrade on the n55 ?
 

Hubblyking

Honorary ///Member
Stock to jb and dp
37184d6f6a71398695a18e37549b210c.jpg
after frnr did hybrid
c830e88610eca4fb5fb26fce42f98f2b.jpg
with the meth I gained another 10hp and 30 nm
And also on that power my pwm maxes out so don't think there's anything left in the turbo .
 

KrS24

///Member
Iirc that power was with stock intake and about 5 to 10% eth?


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