The0nlyon3

so i get a SES code and i scan it down at autozone, and it tells me p0101, p0135.. those are the MAF or VAF perf/range and the bank1 sensor 1 heater circuit on the 02 malfunctioning.. and this is allll intermittent... so i put a new set of kooks LT's and ORY and i get those same codes plus a p0142 02 sensor heater circuit malfunction bank 1 sensor 2.. i don't have rear 02s hooked up... so then i replace the 02s and i get the same ****... someone please help! i also replaced MAfs too!! maybe a bad wire or coil?