> im trying to decide if its really worth it. From the dyno charts ive seen > the difference between c2/c3 combo vs s4 is ~5hp CMIIW. Hmmm, that must be without the JWTECU for the C2. I remember reading that the C3 put out 15 more hp than the S4 with the ecu, valve springs ect.. --- Joel & Viola Armstrong Walk by Faith not by Sight --- yesous2@earthlink.net --- EarthLink: The #1 provider of the Real Internet.