Upgrade STAGE 1 turbochargers kit for Audi S6, RS6, S7, RS7, A8 and S8 with 4G 4.0l TFSI engines design to fit directly to the original exhaust manifolds. It is our creation not only for RS models, with capability of mounting these turbochargers to standard exhaust manifolds it is a perfect choice for S6, S7 and A8 models too.
Power range: 800+ hp
What is upgraded?
It is our lighter version of 4.0tfsi engine upgrade turbochargers - plug and play.
Both turbochargers equipped with dual ceramic ball bearings, compressor wheels replaced with bigger reinforced machined from the solid billet impelers to hold heavy loads on high boost. Enlarged turbine wheels. Refurbished housings, new shafts and balanced on VSR.
When installing new turbocharger we recommend to read our Installation guide.