Re: New Tune on car, problems
no the A/F gauge is on a narrow band O2.. I am guessing the OEM one right?
Anyway, it will go back and forth.. better bet is having a wideband with gauge to be accurate
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1990 Corvette ZR-1 #1051
Watson Headers (2" Primary) - Flowmaster Cats - Borla Catback
Late Model IH - Plenum
Coilovers - 4.10s
Shelby Series 1 - Wilwood Brakes
Custom Interior
NCM Lifetime Member #978
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