INFINITI FX45 Gas Tank Sizes (2003 - 2008)

The INFINITI FX45's gas tank is 23.8 gallons.

Larger sized gas tanks are advantageous because you don't need to go to the gas station as often. Also, you can take advantage of days when gas prices are discounted and fill up your vehicle with a larger quantity of gas.

Scroll down for the gas tank size tables for your year and trim.

INFINITI FX45 Gas Tank Sizes (2007 - 2008)
Year Trim Engine Gallons Liters
2008 FX V6/V8 AWD 4.5L 23.8 90.1
2007 FX V6/V8 AWD 4.5L 23.8 90.1
INFINITI FX45 Gas Tank Sizes (2005 - 2006)
Year Trim Engine Gallons Liters
2006 FX V6/V8 AWD 4.5L 23.8 90.1
2005 FX V6/V8 AWD 4.5L 23.8 90.1
2005 FX V6/V8 AWD Premium 4.5L 23.8 90.1
INFINITI FX45 Gas Tank Sizes (2003 - 2004)
Year Trim Engine Gallons Liters
2004 FX V6/V8 AWD 4.5L 23.8 90.1
2004 FX V6/V8 AWD Premium 4.5L 23.8 90.1
2003 FX V6/V8 AWD 4.5L 23.8 90.1
2003 FX V6/V8 AWD Premium 4.5L 23.8 90.1

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Also, you can consult the vehicle's owner's manual.