We put the 450+ horsepower lords of the autobahn to the test—BMW M5, Cadillac STS-V, M-B CLS55 AMG—and a Hemi-powered Dodge Charger SRT8 crashes the party.

Gillette’s tried-and-true Mach3 cartridge razor remains our favorite for everyday shaving—it provides the perfect balance of comfort, closeness, and durability.

A brake-fluid flush every two to five years, as recommended, is relatively cheap, when you consider potential problems and ...