Originally Posted by nhluhr
At idle, of course, it runs a very steady 14.7.
At onset of WOT, it quickly drops to about 13.5 then rapidly reaches 10.5 (as boost reaches 15psi).
At 4000-4500 the AFR drops down to around 10.3 and then begins climbing again and by redline it's a nice steady 10.6.
What other mods do you have? Exhaust?