Infiniti is really just testing the performance waters with the IPL sub-brand. If there's enough consumer interest, it's very likely there will be more IPL models in the future and the difference ...

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Infiniti is heading down the road already strafed by the likes of BMW's M division, Mercedes-Benz' AMG sub-brand, and Audi's S and RS offspring, with a new performance badge dubbed IPL. The Infiniti ...

DIGITAL EDITOR ANDREW STOY: Beneath all of the IPL (Infiniti Performance Line) body cladding and décor, there's an Infiniti G37 coupe with a six-speed stick. And that's a pretty damn good base upon ...

The IPL convertible joins the Infiniti Performance Line version of the G37 coupe. It uses the IPL coupe’s 343-horsepower, 3.7-liter V-6 and seven-speed automatic transmission and features the same ...

Infiniti's svelte 2-door G37 Convertible carries on into 2013 looking much like its predecessor, though the lineup now includes a new IPL (Infiniti Performance Line) trim level offering a more ...

Forbes contributors publish independent expert analyses and insights. I cover luxury automotive, motorcycles and related topics. This article is more than 10 years old. BMW has its M. Mercedes-Benz ...

Ahead of it’s official debut this Friday, several spy photos of a what appears to be a new high-performance version of the Infiniti G37 have appeared online. Taken by photographer Mark Margulies, the ...

Baker, Calif., famous mostly for a very tall thermometer, proclaims itself “The Gateway to Death Valley.” Taft, a more sizable town on the edge of the San Joaquin Valley, proclaims itself “Gateway to ...

Infiniti's presence at Pebble Beach is impressive, but you might be left questioning the merit of its latest unveiling, the 2011 G37 Coupe IPL, after reading its decidedly NISMO 370Z-like stats. But ...

Infiniti has announced pricing for its G37 coupe, as well as the performance oriented IPL G coupe, and it looks like there’s going to be a price hike across the board for 2013. The G37 Coupe can be ...

You could boil down the upgrades the Infiniti Performance Line gives to the G37 into three areas: the exterior design, the engine, and the suspension. Unfortunately ...