The M3 maps do not have an autotune feature. The specific tunes allows for a more aggressive tune. Running race gas won't cause any issues and you'll still see gains, just not as much as running a race gas specific map. You could adjust Map 2 or 3 as a race gas map accordingly.
'09 E90 M3 SG | VF620 SC | KW V3 | ARC Wheels w/AD08 | OnEighty Lights | BPM Sport coding | AA Catless Exhaust | BMW Performance Wheel | Recaro Child Seat
'13 X3 DSB with M Sport | H&R Springs | Gloss black grill | Coded by me