The TurboXS Boost Solenoid is an excellent upgrade for your FA20 WRX.  It enables precise boost control and is easy to install mounting in the stock location and plugging directly into the stock harn.     ...
TURBO XSTURBO XS
Turbo XS 2015+ Subaru WRX M/T Down PipeTurbo XS 2015+ Subaru WRX M/T Down Pipe
Praised for being one of the best stock shifters in the automotive industry, improving on Honda’s design can sometimes be a challenging task. When we set out to design our short shifter, we focused on all of the areas where the factory unit disappoints. With over 15,000 street and track miles and a year of testing completed in our own Civic Type-R, we put together the strongest, best feeling ...
* MITSUBISHI EVOLUTION T304 Stainless Full 3" with a custom flange that allows the factory cat pipe to bolt up to the exhaust system without having to neck down.  * SUBARU WRX/STi Made from heavy gauge 4" inside diameter 304 stainless steel, the Turbo XS Downpipe is larger than any other WRX/STi Downpipe on the market. Why is that important? Because, despite what your girlfriend might ...