See also:

Air conditioning system refrigerant and lubricant recommendations
The air conditioning system in your INFINITI vehicle must be charged with the refrigerant HFC-134a (R-134a) and the lubricant, NISSAN A/C system oil Type S or the exact equivalents. CAUTION The use ...

2010 Infiniti G37 Review
If you're shopping $40,000 sport sedans, the Infiniti G37 is required driving: It is smartly appointed, well-equipped, reliable and as much of a hoot to drive as the BMW 3 Series. The BMW pedestal ...

It goes faster.
We start our trip around the upgraded IPL G Coupe in the engine bay where, aside from the chrome IPL badge on the engine cover, not much is different from a standard G37. Yep, that's the same 3.7- ...