Quote Originally Posted by Buzz View Post
EFILive COS may be operated jut like an OEM OS - MAF only, SD only, or blended (OEM style). While you could run the OEM OS in MAF only mode (as long as you don't exceed the airflow limits), a well tuned SD configuration (or blended configuration) will yield a "sharper" tune, with better throttle response.
The HPT 2 bars are SD calibrations. SD calibration lack a lot. It would take me hours to explain everything that the MAF is a function of

Good to here the EFILive COS use MAF's. The 2004 MAF limit is 12,000 hz. The most I got out of a Maggie was 11,250 and the Whipple almost 11,700. The Whipple truck was spun past the RPM range

I just ran a C6 with a Lingenfelter E force supercharger yesterday. I pulled the data-log up and found that it maxed out at as low as 4800 in 1st and the rest of the gears about 6000, I ran it to 6800 with it maxed out. I never thought that would have happened on this car.