SCT X-Cal 2 by the frog..of course, AFE stage 2 CAI with zoodad mod, bully dog exhaust with a 3.5" down pipe and 4" back with no cat and muffler delete.City Diesel intercooler 190cc sticks from Ryan Casserly, FASS 150/180 fuel system with ARP studs, ATS o-ring multi angle valve job, EGR delete and FluidDampnr Single stage Dry NOS shot flow thru the heads with a regulated return.