They have huge tuning potential due to the gm ls3 engine.
Buy a ready made supercharged model!
I'd have an m3/m5/m6 instead tho!!
2008 E90 335i LCI M Sport / Manual / Black / Red Leather / Avon ZZ3 / VMR710
Mods: JB4 / BMS DCI /AR Design DPs / ETS FMIC / Water Meth Injection / BMS Chargepipe / BMS OCC / Cool Carbon Brake Pads / Rob Beck PCV Valve / Forge Diverter Valves
Wish List: LSD / Bastuck Quads / Birds Suspension / M3 Arms