**for**
ok so I had my car up on the dyno yesterday at speed inc and Larry said that I should get a tune because my a/f was lean.
so from what I can see I would need the gm full dyno tune to adjust the A/F ratio. my question is should I do this its $500. what kind of gains could I expecet to see?
ok so I had my car up on the dyno yesterday at speed inc and Larry said that I should get a tune because my a/f was lean.
so from what I can see I would need the gm full dyno tune to adjust the A/F ratio. my question is should I do this its $500. what kind of gains could I expecet to see?