Originally Posted by Coyote
Getting a tune won't take away the need to clean the tips regularly and often.
I've got the Eurocharged tune, and I still have to wipe mine down daily. On the
dyno, my AFRs were mostly in the mid to high 11's with a foray into the low 12's.
Coyote
You are a little on the rich side. My a/f is around 12.5 on the dyno. My car had less power when only in the mid to high 11's.
Get a re-tune and lean it out some.