Thread: What cats?
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Old 05-28-2015, 04:08 PM
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d488y2 d488y2 is offline
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Join Date: Sep 2012
Location: Maribyrnong, Vic
Cobra Make, Engine: Cobra Replica, 5.0 Supercharged Coyote
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Tim, high NOx can be caused by the Cats but there are things that can cause high NOx as well, I'm sure you're done a google search?
I don't know if you have had your car to a good tuner? I hear Active Automotive in WA are the gun Tuners in WA.
Good luck with it.
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