B58 Oil Catch Can for Gen 1 F Chassis BMW M140i, M240i, 340i, 440i (F20 F22 F30 F32) Subaru The RB N54 External PCV

The RB N54 External PCV Kit is the original Low Side system originally developed in 2015

This pump can support 850whp (Rated for 800whp on 100% E85) and is drop-in ready

Fuel economy unaffected during light throttle cruising

Sharper throttle response and more engaging engine sound

B58 Oil Catch Can for Gen 1 F Chassis BMW M140i, M240i, 340i, 440i (F20 F22 F30 F32) Subaru The RB N54 External PCVKeep Oil Out of your BMW Air Intake System! It's no secret that F Chassis B58 BMW turbo motors can suffer from oil control problems causing oil to blow through and coat the intercooler and charge piping, gunking up intake valves and the VANOS system, lowering the effective octane, and generally degrading engine performance. The higher your boost levels the more apparent these problems become. The solution to this problem has finally arrived. The BMS