2007 Ford F150 exhaust headers legal in CA

2007 FORD F-150
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MRBIGGS
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Engine Performance problem
2007 Ford F150 V8 Two Wheel Drive Automatic 972.0 miles

I have a V8 but it has a stock engine exhaust system on it now and can I legally change it to duel exhaust with custom headers and pass smog system testing?
Feb 19, 2009 at 9:40 PM
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