Seems I saw a link once on this page for a comparison on a Dyno, known as the "Heart Breaker", the big three were all tested stock somewhere around 2012-ish. Had the rear wheel torque and H.P. for each of the big three. Any recollection? I think it was either B.D or ATS.
Thanks,
V-465
2013 GMC 2500HD Duramax Denali. 2015 CreekSide 20fq w/450 watts solar and 465 amp/hour of batteries. Retired and living the dream!