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Old 06-19-2007, 12:39 AM
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Question just installed headers

and off road y pipe and i have no check engine light is that normal after removing the 02 sensors
Old 06-19-2007, 12:39 AM
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Give it time. It will trip a SES light.
Old 06-19-2007, 01:04 AM
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Question 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
Old 06-19-2007, 01:05 AM
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Default actually the car was runnig a litle slower

what could that be
Old 06-19-2007, 01:45 AM
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Originally Posted by droptopT/A
what could that be
You need a tune
Old 06-19-2007, 07:16 AM
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Yeah get a tune and it will help alot i dropped half a second at the track from just a tune.
Old 06-19-2007, 04:51 PM
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Usually after headers you will run lean at least mine did. Not alot but enough to get some knock above 5k.
Old 06-21-2007, 10:31 PM
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i thought something was wrong
Old 06-21-2007, 10:37 PM
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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.
Old 06-21-2007, 10:45 PM
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Tune ???




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