I own a 335i and I would give it up for a HpF Stage 2.5 M3 in a heart beat. That S54 motor is solid. Sorry to say but 335i's can't compete with HpF M3's.... well, not currently. Maybe in the future when HpF release some upgrades for the N54 community but definitely NOT now
Last edited by TT3 iN NyC; 07-19-2010 at 06:59 PM.