• RoadTest TV - 1/4 mile drag race video of a 2016 Cadillac CTS-V. For 2016, the CTS-V's 556 horsepower LSA was replaced with the C7 Corvette Z06's LT4 engine. When installed in the CTS-V, the LT4 makes 640 horsepower (10 hp less than when installed in the C7 Z06). The 2016 CTSV in the video has an 8 speed automatic transmission. Also, it has been tuned by Redline Motorsports and is wearing drag radials.