Kinugawa Turbo 3" Anti-Surge TD05H-18G for Subaru Impreza WRX STi 2004-2020 Turbine Wheel:12 Blades STD 8 mm) (2 types available:

8 mm) (2 types available: STD

The advantage of this bolt-on kit is that it suits most aftermarket intercooler kits currently on the market with minimal modifications

adjustable blow-off valve (BOV)

IHI RHF55 RHF5HB VF22

1 × TD04HL-20T turbocharger assembly

Kinugawa Turbo 3" Anti-Surge TD05H-18G for Subaru Impreza WRX STi 2004-2020 Turbine Wheel:12 Blades STD 8 mm) (2 types available:Kinugawa 3" Anti Surge TD05H 18G Turbo Subaru WRX & STI Quick Spool Upgrade The Kinugawa TD05H 18G is the quick spool choice for Subaru WRX and STI builds prioritizing low to mid range response. With a 50. 3 68mm compressor wheel and 3" anti surge housing, it delivers crisp throttle response and strong street power without sacrificing drivability. Note: This is not a bolt on fitment. Your intake pipe or manifold must be modified to accept the 3"