[335is-dct]

Originally Posted by Miller335

I have a stock pump and a walbro 255 inline, what should I jump up to you think?

the fuel it stage 2 is a really simple and effective solution that most people on e60 run. it may solve your problem or it may not, just pointing out that current pump is struggling a little.

[Miller335]

Originally Posted by 335is-dct

the fuel it stage 2 is a really simple and effective solution that most people on e60 run. it may solve your problem or it may not, just pointing out that current pump is struggling a little.

I understand.
You're not the first person to bring this up to me so it might be a good to do.

[dreptroman]

I had the same. it s a missfire. took a long time till it also threw code...It was an injector. However if e85 it might be a fueling issue...DONT t quote me on the last one as we have no ethanol where i live
.just remember reading it somewhere..