What is b9 s4 audi?

The B9 S4 Audi is a high-performance luxury sedan designed and produced by Audi AG, a subsidiary of the Volkswagen Group. It is an evolution of the previous generation Audi S4 model, now featuring a more refined design and improved performance.

The B9 S4 comes with a powerful 3.0-liter turbocharged V6 engine producing 354 horsepower and 369 lb-ft of torque, coupled with an 8-speed automatic transmission and Audi's renown Quattro all-wheel drive system. It is capable of accelerating from 0 to 60 mph in just 4.4 seconds, and has a top speed of 155 mph (electronically limited).

The interior of the B9 S4 is designed to be spacious and luxurious, with standard features including leather upholstery, heated front seats, a sunroof, three-zone automatic climate control, and a Bang & Olufsen sound system. Technologically, the car features a 12.3-inch digital driver display, Audi's MMI infotainment system with Android Auto and Apple CarPlay connectivity, and a host of advanced driver-assistance systems such as adaptive cruise control, lane-keeping assist, and blind-spot monitoring.

In terms of safety, the B9 S4 received a 5-star safety rating from the National Highway Traffic Safety Administration (NHTSA), and was awarded a Top Safety Pick+ rating from the Insurance Institute for Highway Safety (IIHS).

Overall, the B9 S4 is an impressive luxury sedan that offers a perfect mix of performance, luxury, and advanced technology.