Originally posted by spooncivicb16b
my friends gsr pulled 185 hp and 129 lbft when he got it tuned he had skunk 2 im, dc 4-2-1 header(2 piece) aem sri, skunk 2 stage 1 cams, skunk2 cam gears, tanabe srm exhaust, hi flow cat, vafc.
we don't know what it would've run though cause after he broke in the clutch he totaled th car.
Your friend would have gained at least 10 horsepower by replacing that header.