Where did you buy them?
I always heard that they are tuned to make the car run leaner then normal. They used to make claims that switching to them would save you up to 30% in gas milage?
AC Delco is just a name. Might be able to get a Denso for a little less.
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2/20/2013: They Day the ****s Stopped
Last edited by BigAls87Z28; 06-27-2010 at 02:01 PM.
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