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3 Bar Radiator Cap raises the boiling point of engine coolant to provide a safer and more efficient system
The risers are CNC machined from billet aluminum and do not require porting modifications
High torque with less initial bite than DTC 70
This will also help maintain the perfect amount of boost in your system during shifts
which in engineering jargon is called deformation
Boomba Racing Stage 1 Catch Can Kit Black - 2015-2021 Subaru WRX PDM_differential-covers 3 Bar Radiator Cap raisesThis is the Boomba Racing Stage 1 Catch Can Kit that is now available for the 15 21 WRX models. Like all boxer engines, the platform in the new WRX can certainly benefit from a quality catch can system to prevent unwanted oil contaminants from entering your intake system especially since this is still a relatively new vehicle. Without a catch can system, the oil contaminants can enter the intake system where carbon and gunk can coat your intake valves