A new high-flow exhaust partners with a recalibrated ECU to raise output to 348 horsepower (at 7,400 rpm) and 276 pound-feet of torque (at 5,200 rpm), an increase of 18 hp and six pound feet over ...

Infiniti rolled out the IPL version of its G37 Convertible at the Los Angeles Auto Show more than a year ago. The Infiniti Performance Line treatment logically mirrors that of the IPL G Coupe ...