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Old 08-26-2012
nbrown89 nbrown89 is offline
Saleen Forums Participant
Join Date: Aug 2012
Location: columbus ga
Posts: 21

i have a 2009 420. i had it to 560 rwhp and 440 rwtrq before i built the engine. now with a fully built engine iam running 15psi boost from the sc and making 602 rwhp and 547 rwtrq. i did everything tho, heads cams ehaust. about 20k worth of performance
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