SteamSpeed STX 58 Twin Turbos for BMW N54 aka "Stage 3" N54 76 bar middle spring (red)

76 bar middle spring (red) XXXX

This increases flow efficiently without the sharp edges and increases the durability of the tank without unnecessary welds to crack or leak

Our SteamSpeed STX 63 turbo is designed specifically for the WRX/STI owner who values a super-responsive stock-like turbo

These FA20 turbos are stock location meaning they are a bolt on replacement for the OEM turbo

SteamSpeed STX 58 Twin Turbos for BMW N54 aka "Stage 3" N54 76 bar middle spring (red)The SteamSpeed STX 58 twin turbos for BMW N54 is for making serious power all in a stock location package. How much power, in our testing, between 650 750 whp. Expect numbers around 650 whp for pump gas cars with supporting boltons and modest boost levels, or up 750 whp maxing the turbos out with high octane fuel or multi port meth injection. Regardless of how far you are going to take them, they are a lot of fun. It is no longer nessicary to switch