Turbosystems diaphragm kit for Audi 4.0 TFSI actuators
Replacement membrane set for our Audi 4.0l TFSI Performance Vacuum Control Actuators
The part is intended for a clean and reliable turbo installation. Vehicle-specific products use the original connection points where applicable, while universal parts simplify a custom turbo build.
Technical details
- Upgraded compressor side
- Upgraded turbine side
- Balanced on VSR
Compatibility
- Audi RS6 (2013-2018)
- Audi RS7 (2013-2018)
- Audi S8 (2012-2018)
Check dimensions, connections and fitment before ordering. Contact us if you would like help confirming the correct part for your setup.




