yes you can swap the turbine housing...you need to figure out what trim turbine wheel you have..then find a turbine housing that will fit it..the most common is P trim however theres N and O as well..measure ur turbine wheel to figure it out..make sure to measure both the small part(exducer) and large part(major) of the turbine wheel...then compare to these to figure out which you have
T3/T4 Turbine Wheels