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question on 3.73's...

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Old 01-02-2009, 08:08 PM
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stang4.0
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im new to this website. i have a 2005 4.0 manual. i have c&l CAI with sct programmer. 25% reduction underdrive pulley. im thinkin bout throwing 3.73's on it.. would this hurt anything concerning my tranny? or engine? dont really want to screw up my car.. any info would be appreciated thanks
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Old 01-02-2009, 08:38 PM
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Timspony
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No problems IMO!!! ...much better pick-up /loose a little MPG ...SCT can recal. speedo!
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