Originally Posted by 32krazy!

the tcu tune wont net a single hp but may run massive afr spikes if they havent fixed the issues i showed them close to a yr ago. the dual cai and ecu tune may show 40 hp to a 290 rwhp so he may see 400 crank hp. of course a simple tweak on the dyno can make the car see massive hp if the dyno operator wants it to.
beep the info is all over this forum and mbworld. there hasnt been a new player or design for yrs . i would suggest you reseacrch more before doing anything . if you arent prepared to replace broken parts form adding hp then leave it stock. gotta pay to play