The Audi S8 offers performance that belies its size but owners looking for a little more schnell might want to check out the latest tuning program from ABT Sportsline.

The Audi S8 offers performance that belies its size but owners looking for a little more schnell might want to check out the latest tuning program from ABT Sportsline.

Starting under the hood, the twin-turbo 4.0-liter V8 engine has been tuned to produce 640 PS (471 kW) and 780 Nm (575 lb-ft) of torque which is an increase of 120 PS (88 kW) and 130 Nm (96 lb-ft). ABT declined to release detailed information but they said the top speed has been increased to approximately 280 km/h (174 mph).

Besides the performance upgrades, the model can be equipped with a stainless steel four-tailpipe exhaust system and an electronic lowering module which reduces the ride height by approximately 25mm. The company also offers an assortment of 20- and 21-inch alloy wheels.

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ABT Sportsline tunes the facelifted Audi S8 to 640 PS