Originally Posted by vasillalov
Why is everyone assuming that this is wrong? Come on now... This is a test mule. BMW sells cars in Brazil and by law the ethanol content there is 25%. How do you know if BMW is not testing special ECU programming to take advantage of pure ethanol?
Hell, the N54 engine in the E90 335i is perfectly happy with E50 fuel blends and proper software!
Thanks. Who are we to speculate what the hell they're up to, it's test mule!