SteamSpeed STX 71 Turbo for Subaru WRX & STI 8cm² (ported) stage 3 We would recommend getting your

We would recommend getting your tune updated to get the best performance out of the upgrade and for best reliability

Turbo oil supply line upgrade for non-avcs journal bearing variants

Everything else was stock including fuel pump

SteamSpeed T3 Titanium Turbo Blanket

for example

SteamSpeed STX 71 Turbo for Subaru WRX & STI 8cm² (ported) stage 3 We would recommend getting yourUpgrading your turbo is one of the best horsepower increasing modifications you can make for your WRX STI. Also, selecting a turbo with the best components is essential to getting the most out of your investment. SteamSpeed Turbochargers combines the best in advanced compressor and turbine aerodynamics with OE quality manufacturing to produce the STX line turbochargers. The STX line of turbochargers from SteamSpeed feature Garrett GTX style billet