The BMW 5 Series is a mid-size luxury sedan that has been in production since 1972. It is one of BMW's most popular models, and has been praised for its performance, comfort, and style. The 5 Series is available in a variety of trims, including the 528i, 535i, and M5. The 528i is powered by a 3.0-liter turbocharged inline-six engine that produces 240 horsepower and 300 lb-ft of torque. The 535i is powered by a 4.4-liter turbocharged V8 engine that produces 445 horsepower and 480 lb-ft of torque. The M5 is powered by a 4.4-liter twin-turbocharged V8 engine that produces 560 horsepower and 500 lb-ft of torque. All 5 Series models come standard with rear-wheel drive, but all-wheel drive is available as an option. The 5 Series is a luxurious and powerful sedan that offers a comfortable and refined ride. It is a great choice for drivers who want a car that combines performance and luxury.