2017 mega Laramie full delete EFI no switch, 20in fuels 35 nitto terra grapplers. 4 the Cummins truck. 96 12 valve 2006 3/4 5.9 650hp mega Laramie. 2006 1 ton 5.9 mega airdog 165 stage 3 trans billet triple torque conv. Laramie dually. Seems EPA is throwing its wait around. Looking for the best race tunes that can be changed as upgrades are made. Going to 2nd gen turbo swap, injectors, single 85% pump haven’t decided if AIRDOG or fleeces new in tank lift. Billet torque conv. And revtech valve body. Had done some reading on double r but know what stands there product out from others. Cool forum guys. Thanks again with any help