See also:

Driving It
Driving Impressions Comfortable, controllable and quick with either powertrain or drivetrain combination, the 2011 Lexus GS is an excellent all-around performer that should please all but the mo ...

Emission inspection and maintenance (I/M) programs
Some states have vehicle emission inspection programs which include OBD (On Board Diagnostics) checks. The OBD system monitors the operation of the emission control system. If the malfunction indic ...

Engine/Transmission/Drivetrain/Performance
The IS 250's 2.5-liter V6 engine delivers 204 horsepower at 6,400 RPM and 185 lb.-ft. of peak torque at 4,800 rpm. The Lexus IS 350's 3.5-liter V6 offers a more potent 306 horsepower at 6,400 RPM ...