MuchBoost 5.0TFSI Upgraded Turbochargers with Enlarged Billet Compressor Wheels and Enlarged Turbine Wheels. They are based on genuine IHI turbochargers, which means that the installation is 100% P&P. The turbochargers are meant to work with Audi RS6 C6 with the BUH 580HP engine. The turbos deliver up to 155% of stock power (320HP extra) which means it […]