6. Volkswagen Touareg V8 TDI
The Volkswagen Touareg V8 TDI impresses with its 4.0-liter engine, delivering 416 hp and 900 Nm of torque. This allows the SUV to sprint from 0 to 60 mph in just 4.9 seconds. Its potent powertrain and smooth, refined ride make it a true standout among performance diesel SUVs. [Source]