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Old Wed, January 19th, 2011, 09:33 AM
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ticopowell ticopowell is offline
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Join Date: Oct 2009
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I cant say I know the answer for sure, best bet would be to call PHP, but I think you would need them rewritten. With the K&N CAI your tunes were written "richer" than stock because that setup lets more air in than what your truck thinks, this is because the area around the MAF has changed.
So to be safe, get them changed, but to be sure, call Bill