Originally Posted by andrey_gta
I havent seen any great proof that BMS box is a solid tune, all post say its great fro throttle response.
If you want a cheap tune, that does not adapt/flatten like the BMS box( it needs restting sometimes). Your cheap sub $400 options are:
and perhaps someone else that tunes e46 m3's for a resonable price
I love my eurocharged. Much better than bms imo