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K I looked these injectors up and some people are telling me the stock lsj and some people are telling me the #42



09 cobalt LAP fully bolted and tuned
 

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Discussion Starter #5
Ya your right there dirty and it looks like a 6 lol OK so gotta get injectors then I guess

09 cobalt LAP fully bolted and tuned
 

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Levee
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You should be fine on the stock injectors.
 

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If you upgraded your injectors without running a tune, your PCM will set it for the original flow pattern. Once you tune it, then you can adjust fuel pressure.

A little late on this one :)
 
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