RaceChip Tuning For 2016-2018 Audi S8 Plus (D4/4H) 4.0 TFSI Select Module:RS + App (+87hp/+83tq) at 20 MPG with a

at 20 MPG with a full 47-gallon tank

and it works seamlessly with both factory and aftermarket exhaust systems

delivering improved airflow for enhanced engine performance

1-Year Warranty: Quality you can rely on for peace of mind

BMW F12 650i

RaceChip Tuning For 2016-2018 Audi S8 Plus (D4/4H) 4.0 TFSI Select Module:RS + App (+87hp/+83tq) at 20 MPG with aRaceChip offers advanced chip tuning for the 2016 2018 Audi S8 Plus (D4 4H) with the 4. 0 TFSI engine, enhancing horsepower, torque, and fuel efficiency. These plug and play tuning modules are easy to install and optimize key engine parameters such as fuel injection, turbo boost, and air fuel ratios. The result is a significant performance boost while ensuring engine reliability and safety. Power Gain With GTS Black (+93hp +99tq) Power Gain With RS