Turbo is an holset hx52 with a 67x99 comp, 84x70 turbine, t4 16cm housing. Included is an ATS bigfoot t4 manifold, comp discharge elbow and clamp, cast exhaust elbow and clamp, and new oil feed line. This setup is 100% drop in for CR trucks, including 6.7Ls (i believe). Spools very quick even...