The gas tank on the 2008 Lexus IS-350 holds 17.1 gal..
The gas tank on the 2008 Lexus IS-250 holds 17.1 gal..
The gas tank on the 2008 Lexus GS-450H holds 17.2 gal..
The gas tank on the 2008 Lexus LS-460 holds 22.2 gal..
The gas tank on the 2008 Lexus LX-570 holds 24.6 gal..
The gas tank on the 2008 Lexus RX-350 holds 19.2 gal..
The gas tank on the 2008 Lexus GS-350 holds 18.8 gal..
17.2 gallons.
The gas tank on the 2014 Lexus GS-450H holds 17.4 gal..
It will hold about 14-17 gallons of gas
28 gallons
16 gallons