Originally Posted by Lima05
Thanks for the update.
Yah I put in a new walbro 255 about 6 months ago before I had my tune, I've read/heard some occasional problems with their filters. I just figure since I have the oem filter laying around I'll try it just so I don't have to spend the $$ on the coils but if it has to be done then so be it.
If your throwing a code you can switch them around to find which is causing the misfire then just replace the 1 coil. Usually it's just one that goes bad, in my case I wasn't throwing a code so I had to replace all 4.