Mine didn't pass the sniffer because the cat was blown out. I found that out later. I'd never heard of a cat disintigrating before. I was changing the exhaust system to a new configuration and noticed the cat was totally hollow.
Mine didn't pass the sniffer because the cat was blown out. I found that out later. I'd never heard of a cat disintigrating before. I was changing the exhaust system to a new configuration and noticed the cat was totally hollow.
See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709
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