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Old 12-01-2014, 01:12 AM   #7 (permalink)
ever_green
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Join Date: May 2011
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gueff - '19 Mercedes Benz A250 4MATIC AMG
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Quote:
Originally Posted by Baltothewolf View Post
Awesome. The last and foremost concern would be the long term effect on the catalytic converters. They weren't designed with the raised NoX from lean burn, I recommend a hard drive to burn off all the NoX once in a while.
Yeah that's what I had been concerned about. Not sure if my cat will like leaner mixtures.
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