Originally Posted by Swish
N63? What are you pushing?

Both my M6 and X5M have the S63 engine. The M6 is also competition pack

n63 - i have a 750xli

Here is what I've upgraded

Meth & Stealth tank
upgraded turbos - 11 wheel billet cartridge w/ reinforced bearings & new internals
turbosmart diverters
tmap 3.5 bar
Lowered with HR springs
M6 wheels
ARM forward facing intakes
Wireless JB4
Stoptech brakes
Step 2 NGK colder plugs
Custom made catch cans
N63 intake sport oil cooler
N63 Intake stage 3 tune