[JunkyardDogg]

Originally Posted by Sir_Dave

99.99% of BMW dealers are staffed by numpties, plus the e9* hasnt been available for ages, so they wont have had any training on it.

Well barring the B+ cable and heater recalls methods lol.

Have a read of this: https://www.e90post.com/forums/showthread.php?t=641323

Thanks i'll take a look. I'm just a bit concerned about installation. I was planning on doing it myself because I thought it was plug n play but people seem to be having issues.

This is the cheapest I have found for the kit so far
https://www.turnermotorsport.com/p-1...uine-bmw-part/

And then ill look for L7 subs. Does anyone know if the sub replacement is as simple as swapping out the 6.5" and dropping in the 8"?