i have a 02 with the 5.3 i want to get long tube headers and run true duals with 2 mufflers and No cats can i send my computer to nelson or anybody else and have them eliminate the o2 sensors or do i have to buy 02 simulators? sorry i'm new to this thanks

 

you can do either way, disabling them in the tune is easiest.

 

it's pretty complicated to delete rear o2 sensors. I'll give a little run down of how it works
Step 1-Set to no error reported

Done.

 

ha, if only he had HPT