2012 Emissions Testing Utilities 
Alex's Autohaus
FEBRUARY 28, 2023
Audi’s 4-liter twin-turbo v8 has been in production since 2012. The S6 and S7 no longer utilize the 4.0t. The RS7, S8, and new RS6 Avant also utilize it. Outside of Audi, the Porsche Panamera, Lamborghini Urus, and Bentley Continental, all utilize this motor. Best Upgrades for the 4.0t
Alex's Autohaus
DECEMBER 30, 2022
In 2012, Audi revealed the EA824, a four-liter twin-turbo V8 that has been used in the flagship A8, as well as the S6, S7, and RS7. You will not pass emissions tests with downpipe upgrades, and in some areas of the country, they are illegal for use on public roads. Older cars featuring this engine are becoming very affordable.
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