GM definitely deserves some respect for the 2009 Cadillac CTS-V. In its first ever performance test by InsideLine, the 2009 CTS-V delivered numbers that will scare the rubber of the BMW M5 and Mercedes-Benz E 63 AMG tires.

For those of you still not familiar with the power of the 2009 Cadillac CTS-V the new GM performance sedan is powered by a 6.2 supercharged V8 that gives it 556 horsepower with a peak torque of 551 lb-ft. GM says 0-60 comes in just 3.9 seconds with a top speed of 171mph.

InsideLine says that in its performance tests the 2009 CTS-V ran the quarter-mile in 12.5 seconds at 115.3 mph. Thats faster than the M5 and E 63 AMG that did it in 12.7 seconds at 113 mph. Braking distance for the new CTS-V from 60?to 0 comes in at 109 feet - beating its two German rivals by 6 feet.