What kind of exhaust system does the Kawasaki Ninja 1000 have and how does it impact the bike's sound and performance?

The Kawasaki Ninja 1000's engine is a 1043cc liquid-cooled inline four-cylinder that produces 140 horsepower and 82 lb-ft of torque. This power output makes the Ninja 1000 a highly capable bike when it comes to acceleration and overall performance. The bike can go from 0 to 60 mph in just 2.7 seconds, which is an impressive feat for a sport-touring bike.