hi everyone im new to this and the s197 so this is what i have, 2006 auto gt, with 62mm tb, c and l cold air, up, aluminum driveshaft, lca s, panhard bar, shorty headers, high floe cats, with stock h pipe borla mufflers, stock 3.31 gears but have 3.73 waiting to install, cmdp, lowering springs, i think that is all oh and bama tune, so quetion i get serious lag, ill hit 300 rpm then ill floor it and big lag then kicks in and shifts hard any advice what is wrong do i neeed a diff tune or is it something else