Jul 11, 2025
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iHav to Drive
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Im doing a exhaust on my car and need to cut the catalytic converter out?
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<blockquote data-quote="DanV" data-source="post: 1336054" data-attributes="member: 255004"><p>I know its illegal so i do not want to hear people tell me it is all i want to know is, can i do damage to my car if i run it with no cats? Im putting longtube headers - no cats - 2 flowmaster 40's. I have a 1997 GMC Yukon GT, it has the 5.7L Vortec 350.....Besides the check engine light coming on and not passing inspection, can i do any damage running it with no cats? Anyway to fix it?</p></blockquote><p></p>
[QUOTE="DanV, post: 1336054, member: 255004"] I know its illegal so i do not want to hear people tell me it is all i want to know is, can i do damage to my car if i run it with no cats? Im putting longtube headers - no cats - 2 flowmaster 40's. I have a 1997 GMC Yukon GT, it has the 5.7L Vortec 350.....Besides the check engine light coming on and not passing inspection, can i do any damage running it with no cats? Anyway to fix it? [/QUOTE]
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