Garrett turbocharger assembly kits are supplied as a super core consisting of a centre housing rotating assembly (CHRA) with a compressor housing attached. A turbine housing is supplied but not fitted. Gaskets are included to complete the assembly. The GTX3071R Gen II turbocharger assembly is ideally suited to engine capacities from 1.8 to 3.0 litres and is capable of producing 340-650 Bhp. They feature a billet CNC machined Gen II aero compressor wheel which is capable of producing 20% more power than the previous version.Billett CNC machined Gen II aero compressor wheel which provides 20% more power then previous GTX compressor wheelsPorted shroud compressor housing increases surge resistanceFree Float (Non-Wastegated) tubine housingIntegral speed sensor portCapable of producing 340-650 Bhp