In my opinion, YES you can. I know my Vibe won't be going 118mph, unless of course I drive it off a cliff.
In the end - It's your decision!
http://www.tirespeedratings.org/" onclick="window.open(this.href);return false;
miles per hour (km/h)
Q: 99 (160)
R: 106 (170)
S: 112 (180)
T: 118 (190)
U: 124 (200)
H: 130 (210)
V: 149 (240)
W: 168 (270)
Y: 186 (300)
"As far as vehicle types go, Most family sedans and vans have the rating of T, a speed of 190 kilometers per hour.
When looking at tire speed ratings, one should remember that ratings are applicable if tires haven’t been damaged in any way, overloaded or not properly inflated.".
the Site also has this disclaimer: "
Also when replacing tires, one should get new tires whose tire speed rating is the same as the automobiles original tires or higher."