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Voting Question: How to make a 2007 Pontiac 4 cylinder faster ?

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  • Voting Question: How to make a 2007 Pontiac 4 cylinder faster ?


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Answer #1 | 10/12 2013 18:27
intakes dont do much but make the car louder...look for xpipes and high flow cats and get a tune to make the ecu reflash then ull notice some gains but its a 4 cylinder so its tough

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