STEVE LASKO/For the Chronicle
Driver Frankie Manese points out some of the modifications he made to his 2009 Cadillac CTS-V in preparation for the Florida Gumball Rally. The engine is a supercharged 6.2-liter with 700 horsepower at the wheels and 820 brake horsepower. www.spiphotos.smugmug.com
Daily ride prepped for rally

Most 5-year-old, four-door Cadillacs with a child seat in the back do not scream high-performance rally machine. This one does.

At a passing glance, the 2009 silver gray Cadillac CTS-V looks normal, but parked, it shows off sponsor names, high-tech wheels backed by massive disc brakes and oversized tires.

This particular car hardly belies its family-ride heritage. When Frank Manese stomps it, the exhaust sounds more