The German tuning firm ABT Sportsline has released the new tuning package for Audi S4 Saloon, which it calls the “AS4”. ABT Sportsline’s Audi AS4 is powered by 3.0-liter force-fed V6 engine that gets upgrade from the standard production 328hp (333PS) to 429hp (435PS) and peak torque from 440Nm (328 lb-ft) to 520Nm (383 lb-ft). The ABT Sportsline AS4 reach an electronically limited top speed of 282km/h (175mph). The Allgäu-based tuner also offers a quad sports exhaust unit and a choice of alloy wheel designs in sizes 19- and 20-inches wrapped around in the appropriate high-speed tires.
Source: ABT Sportsline