o2 prob?

[svtserpent]

I just started 2 run 110 race fuel in my 97 cobra & it threw 2 codes @ the same time for the front o2's??
Would this or could this come from running 110 race gas??

 

[1BADAIR]

yes. leaded fuel kills 02's very quickly

 

[svtserpent]

Do they make race fuel friendly o2's ?