just installed headers
#3
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i already ran it at the track
and it ran same times as before but it gaine 1 mile an hour and drove it around and not check engine light and i scanned it and no trouble codes i mean woudnt the headers make the car faster something has to be wrong
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I ran super rich after LT headers and ran worse. A/F was 10.2:1, put it on a wideband adjusted to correct A/F and gained nearly 35 rwhp sae from my dyno from before the headers. I have never thrown a SES light, but have 02 sims.