The Race Port is famous for being an amazingly small and light BOV for turbocharged (replace with supercharged for the supercharger version) competition level engines

the Mercedes’ standard bypass valves are plastic units that bleed boost and struggle to cope with the pressure

Flange adapter for Subaru models to suit Type 5 BOV's

Notes: This solution is specifically engineered for large turbocharger systems and high boost levels commonly found in Pro-Mod and similar forms of motorsport where large frame turbochargers and high boost levels are utilized

JR Wheels JR37 18x8 ET45 5x112 Silver Machined JR7 The Race Port is famousPCD: 5x112 ET: 45