[wcbbss]

Originally Posted by FlowmasterMufflers

Yes. Flowmaster Scavenger X-Pipe kits attach after the factory catalytic converters and do not alter your OEM emissions equipment. Which one of our Axle-back systems are you running?

Thanks for the response. I bought the American thunder and the reason I was asking if they are smog legal is because in your installation instructions it shows that the secondary catalytic converters are removed.