AN UNBIASED VIEW OF 4AGE 20V ITBS

What other sensors need to I appear to include about the regular 4age, inlet air temp along with a wideband sensor are actually instructed, is there the rest I really should include? If there is not a patch harness, how difficult could it be to make my own patch harness specified I have no former wiring encounter? Cheers PaulAnd you've got an ignit