Bolt-on BMW upgrade turbocharger for older models with 3.0l M57 diesel engines - E46 330d and E83 X3 30d models with vacumm control and E46 330d with electronic actuator. Easier power gain with upgraded compressor side and variable geometry. Designed to work with stock exhaust manifold and other engine units. Compatibility list written below. SKU: HTD2872-V - Vacuum Boost Control HTD2872 SKU: HTD2872-E - Electronic Boost Control HTD2872 SKU: HTD3073BB-V - Vacuum Boost Control HTD3073BB SKU: HTD3073BB-E - Electronic Boost Control HTD3073BB Specifications Turbosystems upgrade turbocharger for BMW M57 (HTD2872) features: Upgraded bearing system; CNC machined compressor housing; CNC machined turbine housing; OEM variable geometry nozzle; reinforced bigger machined from the solid compressor wheel - 50/72mm; bigger turbine wheel - 51/49mm; refurbished housings; flow bench adjusted; Balanced on VSR; Power range: up to 350+ HP Turbosystems upgrade turbocharger for BMW M57 (HTD3073BB) features: dual ceramic ball bearing; CNC machined compressor housing; CNC machined turbine housing; Custom variable geometry nozzle; reinforced bigger machined from the solid compressor wheel - 54/73mm; bigger turbine wheel - 58/54mm; Refurbished housings; Flow bench adjusted; Balanced on VSR; Power range: up to 400HP Option with vacuum boost control compatible with: Model Year Engine Cone Power (KW/HP) Garrett nr. OEM nr. BMW 330 d / 330 xd (E46) 2003 - 2006 M57 Euro 3 150 / 204 1165779032811657794025 728989-5019S728989-9019S728989-5018S728989-5015S728989-5009S728989-0007728989-0003728989-0001 BMW X3 30 d (E83) 2003 - 2004 M57TU 150 / 204 1165779032811657794025 728989-5019S728989-9019S728989-5018S728989-5015S728989-5009S728989-0007728989-0003728989-0001 Option with electronic boost control compatible with: Model Year Engine code Power (KW/HP) Garrett nr. OEM nr. BMW 330 d (E46) from 2002 M57N Euro 4 150 / 204 1165779031111657790309116577903091165779030911657790309779031177903097790309 750773-5017S750773-5015S750773-0015750773-0013750773-0007750773-0004750773-0001