BMW N57N (from 2011) upgrade turbocharger 350-490+ HP

Bolt-on upgrade turbocharger solution for BMW N57N engine power gain, designed to work with stock exhaust manifold and other engine units. Four versions available – Stage 1, Stage 2, Stage 3 & Stage 4. Specifications and compatibility list written below.

Stage 1 (HTD2263):

• Upgraded bearing system;
• CNC machined compressor housing
• Special Compressor Housing without plastic silencer
• CNC machined turbine housing
• Custom variable geometry nozzle
• reinforced bigger machined from the solid compressor wheel – 45/63mm;
• bigger turbine wheel – 50/46mm;
• Refurbished housings;
• Flow bench adjusted;
• Balanced on VSR;

Power range: 350+HP

Stage 2 (HTD2872):

• Upgraded bearing system;
• CNC machined compressor housing
• Special Compressor Housing without plastic silencer
• CNC machined turbine housing
• Custom 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: 370-400HP

Stage 3 (HTD3073BB):

• dual ceramic ball bearing;
• CNC machined compressor housing
• Special Compressor Housing without plastic silencer
• 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: 420+HP

Stage 4 (HTD3279BB):

• Big dual ceramic ball bearing;
• Enlarged shaft and wheel diameter 6mm
• CNC machined compressor housing
• Special Compressor Housing without plastic silencer
• CNC machined turbine housing
• Custom variable geometry nozzle
• reinforced bigger machined from the solid compressor wheel – 56/79mm;
•  High flow design turbine wheel – 58/56mm;
• Refurbished housings;
• Flow bench adjusted;
• Balanced on VSR;

Please note that this Stage 4 turbocharger should be used only for professionals. Upgraded intake system as well as performance downpipe and custom software is required in order to achieve the best results.

Power range: 490+HP

When installing a new turbocharger we recommend to read our Installation guide.