tune.

Trying to get a better understanding of AFR and lambda. New to this Lambda thing. Running a Lund flexfuel tune with 93 pump gas and the alch% learned to 9.8% so it looks good. Lambda stays .99-1.01 at idle and stays at .85 at WOT so it seems to be great. My question is: as long as lambda stays...

What are the gains on the COBB Acessport and is it true that you can reset back to the original settings without the dealer noticing?