Premium unleaded required.
It is not preferred or recommended it is required or you will do damage to the engine. Premium fuel of 91 Octane is required and must be used.
Per the owners manual 91 octane fuel (premium) is recommended. Using a lower octane decrease the performance of the vehicle.
The 2009 Nissan Maxima runs on premium unleaded (required).
93 octane is the first choice, but 87 is fine, if you can't find 93 octane. optimum performance is achieve by 93 octane.
91 Octane Premium Fuel. Use nothing less or nothing higher.
The 2005 Nissan Maxima runs on premium unleaded (required).
The 2004 Nissan Maxima runs on premium unleaded (required).
The 2003 Nissan Maxima runs on premium unleaded (required).
The 2007 Nissan Maxima runs on premium unleaded (required).
The 2006 Nissan Maxima runs on premium unleaded (required).
The 2001 Nissan Maxima runs on premium unleaded (required).
The 2008 Nissan Maxima runs on premium unleaded (required).