SteamSpeed BMW N55 E9X-Chassis High-Flow Intake Inlet BMW With a few boltons and

With a few boltons and the SteamSpeed STX 76R

and is better at providing top end flow vs the normal STX 67

SteamSpeed Subaru AVCS Oil Supply Line for Journal Bearing Turbos

how responsive your throttle is

The STX 76R installed on a N55 on an engine stand:

SteamSpeed BMW N55 E9X-Chassis High-Flow Intake Inlet BMW With a few boltons andSteamSpeed BMW N55 E9X Chassis High Flow Intake Inlet Experience unmatched performance with the SteamSpeed BMW N55 E9X Chassis High Flow Intake Inlet! Our carefully engineered design allows for maximized airflow, resulting in improved horsepower and torque. Say goodbye to restrictions and hello to power with the ultimate upgrade for your BMW N55 engine.