Description

increased boost pressure and free up lots of power

MAC Valve has completely custom made the valve for us(only MAC valve on the market to be custom made for automotive tuning use)

Tired of that ugly OEM hood prop blocking your view of that beautiful FA20 boxer engine

Each 90 degree coupler is slightly oversized on the turbo side so that it can be trimmed-to-fit with a number of different stock location turbos

or if you plan on going down that path of modification

GrimmSpeed Pulley Cover Black - Subaru WRX 2015-2020 Subaru-WRX-2017 increased boost pressure and freeThe OEM Subaru crank pulley has been a cause for concern ever since its original design. It is extremely heavy, susceptible to catastrophic failure, and quite unsightly. Continuing to use this on our cars just wouldn't do. Eliminating rotational mass while maintaining a safe presence can increase reliability and bring faster Rev's! For Grimmspeed's Lightweight Crank Pulley they pulled out all of the stops. CNC machined from 6061 T6 Aluminum their

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