2002-2014 WRX & 2004-2021 STI 18G-XT-R Turbocharger by Blouch Performance The Blouch 18G-XT is a proven performer utilizing the latest in billet compressor aerodynamics combined with journal bearing technology. Here's the skinny: 1. Custom Blouch Turbo compressor housing with improved fitment and custom CNC machined at Blouch Turbo for the new 18G-XT aero; 2. closed die forged fully-machined billet 18G-XT compressor wheel that is lighter yet stronger with greater flow rate; 3. water-cooled journal bearing center housing; 4. custom high flow low inertia TD05H turbine wheel; 5. options of 7cm2, 8cm2 or 10cm2 turbine housings tailored to your application; 6. option of 3" bell mouth inlet compressor housing; 7. upgrade actuator option and 8. complete drain tube/coolant line package with gaskets for a complete bolt-on package. So what's the big deal? The 18G-XT spools very quickly to produce great mid-range torque and excellent top-end power for its size. If 430 crank horsepower is your goal, this turbo is for you! Features Capable of 430hp Billet Compressor Journal Bearing Style Benefits Significant Horsepower Increase Applications 2002-2014 Subaru WRX (2009-2014 WRX's require an aftermarket intercooler to install this turbo) 2004-2021 Subaru WRX STI What's In The Box? 1 - Turbocharger Warranty Blouch Performance's Limited Manufacturer's Warranty