Infiniti FX Forum banner
21 - 22 of 22 Posts
you can every other fill with 87 and 91 alternating, keep air filter clean (once a yr i fusing KN) and change oil filter plus change spark plugs every four years regardless of mileage. All these will give you good mpg on your FX45 plus it will run like a champ.
 
21 - 22 of 22 Posts
This is an older thread, you may not receive a response, and could be reviving an old thread. Please consider creating a new thread.
Top