The height of the 2013 Infiniti G-Sedan is 4 ft. 9.2 in. (57.2 in.).
The height of the 2013 Infiniti QX is 6 ft. 3.8 in. (75.8 in.).
The height of the 2013 Infiniti FX is 5 ft. 5 in. (65 in.).
The height of the 2013 Infiniti M is 4 ft. 11.1 in. (59.1 in.).
The height of the 2013 Infiniti EX is 5 ft. 1.9 in. (61.9 in.).
The height of the 2013 Infiniti JX is 5 ft. 7.8 in. (67.8 in.).
Found this on infiniti's website. http://www.infinitihelp.com/diy/gsedan/projects/incabin_micro_filter_replacement.htm
There's a DIY video posted at http://www.infinitihelp.com/diy/gsedan/engine_transimission.htm
The height of the 2013 Infiniti G-Coupe is 4 ft. 6.8 in. (54.8 in.).
The height of the 2013 Infiniti G-Convertible is 4 ft. 7 in. (55 in.).
The 2013 Infiniti FX has a V6 engine.
The 2013 Infiniti M has a V6 engine.
The 2013 Infiniti JX has 24 valves.