T O P I C R E V I E W
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JJkings916
Member # 11396
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posted
I have a 1992 notchback will it pass smog with BBk shortys and x pipe with hi flow cats ?
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hurting your feelings
Member # 13641
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posted
No
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MustangCCH
Member # 12345
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posted
If the bbk headers have a carb oe # then they should be smog legal. But you will need the factory stock h pipe with the 4 cats to pass
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Boss 327
Member # 9143
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posted
Visual, no. Sniffer, yes
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Duncan Motors
Member # 7045
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posted
most guys wont check the two to 4 cat difference, the headers have a carb number so u might get away with it, try a couple different spots
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