Built for the EA824 & EA825 twin-turbo V8 in the Audi RS6 Avant, Audi RS7 Sportback, and Audi S8 & more, this Stage 3 engine package is a complete transformation of the platform.
Maximum performance. Fully supported.
Stage 3 ECU Engine Package
A full custom engine calibration built around extensive hardware upgrades.Designed for extreme power with controlled, repeatable delivery.
Required hardware
Upgraded turbos (hybrid or full-frame)
High-flow exhaust manifolds
High-flow downpipes
Performance intakes
Air-to-air intercooler system
Upgraded HPFP (high-pressure fuel pump)
Upgraded LPFP (low-pressure fuel pump)
Upgraded fuel lines
Reinforced valve springs
Water-methanol injection controller/system
What’s included
Full custom ECU remap (Stage 3 calibration)
Boost control calibrated for upgraded turbo systems
Advanced ignition mapping under extreme load
Complete fueling strategy for HPFP, LPFP, and fuel line upgrades
Water-meth integration for charge cooling and knock control
Raised torque, load, and airflow limiters
Precision throttle mapping for high-power control
What it feels like
Explosive acceleration through the mid-range
Massive, sustained top-end power
Immediate response despite larger turbo setup
Relentless pull with no drop-off
Supercar-level performance in a full-weight platform
Driving characteristics
Smooth under light throttle.Aggressive the moment you push it.
Built for road and high-performance use.
Performance gains
Major increase in horsepower and torque
Dramatically improved high-speed acceleration
Consistent output under repeated load
(Results vary based on turbo setup, fueling, and calibration)
Why Stage 3
Fully supports extreme airflow and fueling demands
Built for stability at high boost levels
Designed for maximum, reliable output
Final evolution of the EA824 & EA825 platform
More air. More fuel. More control.Nothing left on the table.
