Interesting. What was the tune? Flash, JB, Procede? Just curious, since the piggybacks are limited by fuel trims, where a flash should be relatively unfettered. I think Dzenno mentioned that his Cobb tune has tweaks to remove such limitations.
I'm sure Shiv is also working on something to smash that 500HP glass ceiling, otherwise a big single turbo kit is pointless.
E92 335i/6MT Dinan Stage 3: intercooler, oil cooler, intake, flash, exhaust, LW dual-mass flywheel.
Vishnu PWM methanol custom trunk mount, Diffsonline 3-clutch Salisbury custom diff, Ohlins Road and Track coilovers, Vorshlag camber plates, much more...
E28 M5 w/ buncha stuff, R171 SLK350