2015 Chevrolet 1500 High Country 6.2L, 2.9L Whipple Supercharger, Down pulley from 4.325 to 3.875, Custom Dyno tune, Oversize intercooler, Borla Custom Exhaust.
was a mistype should have been 499 ft/lbs but yes pulling some wicked numbers changing the pulley really made a huge difference. Still on the stock transmission and seems to be working well for now.
Here is my 2015 Chevrolet High Country with a 6.2L and a 2.9L Whipple Supercharger, Dow sized pulley from 4.325" to a 3.875", Custom Dyno Tune, 509rwhp and 499ft/lbs of torque, Borla Exhaust.
Here is my 2015 Chevrolet High country. It Has a 6.2L with a 2.9L Whipple supercharger, custom dyno tune 509rwhp and 492ft/lbs of torque, Borla exhaust, down sized the pulley from a 4.325" to a 3.875".