You'd prob make over 400 to the wheels with e85 and your mods. I've gone up against an evo with similar mods to you and took him from a roll. His mods were unknown. I'd say you have him with e85
'08 E92 335i Pre-LCI | Sparkling Graphite Metallic | VRSF Downpipe | JB4 G4 | Mr. 5 Intake | 50/50 e85/91| Alpina B3 TCU Flash | NGK 5992 Plugs | More to Come...?