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Just to make it clear, i would not touch my ecu`s maps without knowing everything how to do. copying file from and to it... yes.. thats not that hard. its just i want something uniqe. So having the same chip tuning that anyone can buy is just too easy to do. Yes, 18HP with only ecu remap...

I`m living in the UK since a few years so companies are not a problem. My one is 1997 740i 4.4 .. so ive been told that my ecu is too old to remap due to OBD port etc. So im only left with a chip tuning option (pay £120, post ecu, receive ecu) which am afraid to do. (not trusting in other people...

I dont know if ACE still watching this post, but i have a 740 4.4 here in UK, and looking to pimp that up a bit as well. But i only want an extra 50-100 HP. Any suggestion?

I dont know if ACE still watching this post, but i have a 740 4.4 here in UK, and looking to pimp that up a bit as well. But i only want an extra 50-100 HP. Any suggestion?

1 more vote for the e38. IMO it looks a bit sportier, but still looks old timer. will have more electric problems probably with time.. I also like the semi auto gearbox in the e38..

Hi Everyone Just joined to the forum. I want to dig deep into the how to remap your own car category, and would like to get some advice where to start. I mean: books, what programs to use and any general advise. Thanks Fifo