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On the TV show Horse power.They put them in a gm lq4 and made 8hp/14tq more than the old ngk's.And got cleaner air and less gas consumption.They seam to be worth it.
I know at least in the 3000GT/Stealth's they're complete crap, and actually make the car run worse.
If you want to try them, please post back with your opinions after a few thousand miles. I've honestly heard nothing but bad about them in performance car applications.
On the TV show Horse power.They put them in a gm lq4 and made 8hp/14tq more than the old ngk's.And got cleaner air and less gas consumption.They seam to be worth it.
I would never take that show seriously... Too much propaganda.