surely though the thing must be running more than that, its only boosting to 15psi, it holds that in 5th too all the way too 6grand, do i smell a hybrid? also i can keep up with cossies i had a few good drag races on the way home frm silverstone today! i thinks im going to get myself to power engineering and really see wats its doing! oh yea i did a 14.6 with a boot full of beer food a toolbox and tyres pumped right up, i found the best gains wer frm removal of headlamp and spraying the i/c and filter (only a lil) with water!