The twin turbochargers bolted inside the hot-V of the EA825 4.0 TFSI engine are responsible for delivering brutal acceleration. To support higher boost levels, reduce lag, and prevent boost leaks, utilizing heavy-duty supporting hardware is essential. Explore our selection of misc turbo parts to find lines, fittings, and forced-induction accessories engineered to withstand the extreme temperatures generated by tuned twin-turbo setups.