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I took my car in for inspection and it failed.
1994 HONDA CIVIC
I took my car in for inspection and it failed the High Speed Emissions Nox (ppm). The standard is 1240 and mine is 1267. How can I lower this quickly?
Tuesday, November 6th, 2012 AT 7:44 PM
Make sure your egr ports are restricted
Tuesday, November 6th, 2012 AT 9:12 PM
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