Aftermarket fuel additives

INFINITI does not recommend the use of any aftermarket fuel additives (Example: fuel injector cleaner, octane booster, intake valve deposit removers, etc.) which are sold commercially. Many of these additives intended for gum, varnish or deposit removal may contain active solvent or similar ingredients that can be harmful to the fuel system and engine.
See also:
Exhaust gas (carbon monoxide)
WARNING
● Do not breathe exhaust gases; they contain colorless and odorless carbon monoxide. Carbon monoxide is dangerous.
It can cause unconsciousness or death.
● If you suspect ...
Fuel Recommendation
Use unleaded premium gasoline with an octane rating of at least 91 AKI (Anti-Knock Index) number (Research octane number 96).
If unleaded premium gasoline is not available, you may use unleaded reg ...
Engine oil and filter
Two-wheel drive (2WD) models (VQ25HR/VQ37VHR engine)
1. Place a large drain pan under the drain plug.
2. Remove the oil filler cap.
3. Remove the drain plug 1 with a wrench and completely drain t ...
