BMW N55 upgrade turbocharger
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When installing a new turbocharger we recommend to read our Installation guide.
 
Bolt-on upgrade turbocharger for BMW models with N55 engine. Comes in two options - Stage 1 and Stage 2. Before ordering please make sure which option do you need - with vacuum control or eletronic.
 
Stage 1 features:
improved bearing system helps hold heavy loads where standart bearings would fail;
new billet compressor wheel. This enlarged impeller with improved design helps achieve wanted boost easier. Due to its better material and special production processes it is more reliable when used under high pressure;
upgraded turbine wheel with shaft from stronger material and improved design. Enlarged base provides better flow;
machined and fully refurbished housings;
every rotating part of the turbocharger balanced, after full assembly turbocharger is ballanced on VSR;
 
Power range: 550 HP
 
Stage 2 features:
standart bearings replaced with dual ceramic ball bearing systems. It helps turbocharger spool better and allows to reach results faster.
new billet compressor wheel. This enlarged impeller with improved design helps achieve wanted boost easier. Due to its better material and special production processes it is more reliable when used under high pressure;
upgraded turbine wheel with shaft from stronger material and improved design. Enlarged base provides better flow;
machined and fully refurbished housings;
every rotating part of the turbocharger balanced, after full assembly turbocharger is ballanced on VSR;
Stage 2 power range: 600+ HP
BMW 1-Serie E81/E82/E87/E88 135I
BMW 1-Serie F20/F21 135i
BMW 2-Serie F22/F23 235i
BMW 2-Serie F22/F23 M2
BMW 3-Serie E90/E91/E92/E93 335I
BMW 3-Serie F30/F31/F34 335i
BMW 4-Serie F32/F33/F36 435i