CUSCO 6A1 009 A Street Oil Catch Tank for SUBARU WRX STI (VAB) ymm_37 4 kW at 6850 rpm

4 kW at 6850 rpm (+11

Uses factory bezel or valance tips not included

Estimated Horsepower Gain 32 HP @ 5400 RPM

Featuring a multi-louvered high precision staggered fin design (for both ambient and pressure sides of the core) for the best heat transfer possible

CUSCO 6A1 009 A Street Oil Catch Tank for SUBARU WRX STI (VAB) ymm_37 4 kW at 6850 rpmThe CUSCO Oil Catch Tank is designed to trap blow by gases containing oil and fuel vapors from reentering the combustion chamber. Installed inline with the PCV system, it improves engine efficiency and helps maintain cleaner intake components. Installs between the crankcase ventilation (PCV) system Captures oil fuel vapor mixture before it enters the intake Reduces carbon buildup on throttle and intake manifold Improves combustion stability and engine