BMS Backend flash

beemerman

Member
Hi Guys,

I recently installed downpipes and a JB4 unit in my N54 335i. I read that there is a BMS backend flash that can be paired up with the JB4 which gives even better results. How do i go about obtaining and installing this flash.? Or can you guys recommend a tuner in pta or jhb area that can do it for me.?

Thanks
 

Brett6ll

Member
Recently added the MHD back end and it really has smoothed out the power deliver as well as it 'feels' a bit quicker.

Honestly worth while in my opinion and you can change your maps when needed which I prefer.

Got my cable from Rennz, great service and very quick.
 
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