CTS Turbo is proud to announce our larger Stage 2 “RS” BMW N54 turbocharger kit. If you looking to get the most power and torque out of your N54 before going single turbo this is the kit for you! The best part? These are brand-new complete units, no core or wait time is needed. Using larger wheels than stock these turbos are good for 600-700hp, with a really noticeable mid-high RPM performance.. Features: GTX Gen2 11-blade billet compressor wheel 9-blade turbine wheel Flow-optimized stainless steel exhaust manifold and housing Bolt-on fitment, compatible with any downpipes and charge pipes 2″ compressor covers (require aftermarket inlets) Gasket and o-ring kit included Tuning for Stage 2 turbos is required No core required, complete new units Fitment: LHD ONLY* This will NOT fit right hand drive vehicles. E90-E92-E93 BMW 335i/335xi/335is N54 engine This kit will fit a 135/535/Z4 if the charge pipe and rear turbo return coolant line is converted to LHD 335i** If installing on a 135i you will need the this BMW coolant line: 11537558902