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I live in Cali, so I need legal headers. I have a 03 yukon xl 5.3L. I have read that people said its a waste to get shorty headers, and I havnt seen any legal longtube headers! I checked with Dynatech and theres are not smog legal!
 

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HOT AIR BALLOON OWNER
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14,932 Posts
The Other Guys were legal when made.
 
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