Link G4X Monsoon Stand Alone ECU Bearings Valve stems are micro polished

Valve stems are micro polished to allow for less oil retention on the stem

The full faced discs are offered in either full faced organic or segmented ceramic options

Designed with a balanced valve

confidence during hard shifts

2012 Subaru Impreza WRX STI 2

Link G4X Monsoon Stand Alone ECU Bearings Valve stems are micro polishedThe MonsoonX has been upgraded to provide 512 megabytes of data logging, meaning you can log much more data at a faster sample rate. Control loops are also more precise compared to its G4+ predecessor, along with advancements such as single precision floating point format fuel tables, better resolution within ignition timing and faster communications. These upgrades make the G4X Monsoon a true powerhouse in a small shell. G4X features 512 megabytes of