SUPER DUTY GM F BODY DRAG RACE TRANSMISSION DYNO TESTED AT OVER 750 HORSEPOWER 30 SPLINE OUTPUT SHAFT CARBON FIBER SYNCHRONIZER RINGS STEEL 3-4 SHIFT FORK 1997 AND UP CAMARO & FIREBIRD
I believe my quote was around 3000 for every single upgrade you can do, and they are not listed above. And its a Brand New T56
http://www.rsgear.com
as well as LS1.speed.com has 3 t56 ranging in price from 1900-5900