How to repair an upgraded Volkswagen Passat KO4 turbo is what's
covered in this short video. Volkswagen Passat KO4 turbo repair should be done
after understanding all parts of the turbocharger. This upgraded KO4 turbo will add 75
horsepower to the power of your Volkswagen engine. This brand new KO4
turbocharger upgrade has a larger internal housing and is built to factory
specifications as a direct replacement with the exact same fittings and ports.