Best Upgrades for the Gen 2 4.0t [EA825]
Alex's Autohaus
FEBRUARY 28, 2023
Audi’s 4-liter twin-turbo v8 has been in production since 2012. Depending on the vehicle, this engine has a base output of between 500 and 641. TFSI: 463 kW / 850 Nm ECU Tune (Stage 1) Far and away the best upgrade for this engine (really, any turbocharged engine) is an ECU tune. This is due to the second gen 4.0t
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