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2008 Denali Gains Intake & Custom Tune
Given the High ambient temps your Cat Over Temp was giving you the 9.8 a/f [ normal it's to protect the stock cats ] So your overall gains would be alot less with the COT off ... OEM A/F is 11.8-12.2 ... That being said the Vararam is a nice piece and combine with a tune I'm sure it feels nice...- matt_TuneTime
- Post #18
- Forum: Performance
