BMW M2 competition / M3 / M4 S55 upgrade turbochargers kit
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When installing a new turbocharger we recommend to read our Installation guide.
 
Bolt-on BMW upgrade turbocharger for BMW BMW M2 competition / M3 / M4 models. Easier power gain and better spool. Comes in two options - Stage 1 and Stage 2. Stage 1 kit is designed to work with stock exhaust manifold and other engine  units. Our upgrade intake pipes kit required with Stage 2 kit. Specifications and compatibility list written below.
 
STAGE 1 Turbosystems upgrade turbocharger for BMW BMW M2 competition / M3 / M4 S55 features: 
reinforced enlarged machined from the solid compressor wheels;
larger turbine wheels;
Refurbished housings;
New shafts;
Balanced on VSR;
 
Power range: up to 700HP
 
STAGE 2 Turbosystems upgrade turbocharger for BMW BMW M2 competition / M3 / M4 S55 features: 
Upgraded bearing system;
reinforced enlarged machined from the solid compressor wheels;
larger turbine wheels;
Refurbished housings;
New shafts;
Balanced on VSR;
 
Power range:  up to 750HP
BMW M2 F87 3.0 BiTurbo
BMW M3 F80
BMW M4 F82/F83