I was running 12.8's in the summer when it was like 85 out, trapping around 110-111 mph on about 13.5 psi (low boost) with my mods below. I was having bog issues shifting into 4th hurt the trap speed a little bit.
92 Stealth TT 403 AWHP SOLD, 06 M3 ZCP SOLD
(Totaled 3/26/12): '08 335i Procede v5 Rev II AFE DCI. AMS Catback Prototype. CP-E Charge Pipe HKS BOV. Raceland DP's. ETS FMIC
Current: '14 328i xDrive M Sport Alpine White