You're headed to Corpus Christi which means typically into a head wind from San Antonio. Therefore, why gripe at 29mpg? that's actually better than my gas Camry in those headwinds. And were you doing 75 or 80 like the rest of the traffic? as others said before hybrids do worse on hwy. But...
because it will keep your evaporator core clean, and if you've ever replaced that you'll understand doing a cabin filter instead. Also they do help with the dust in the car for allergies, if you use a charcoal filter it actually helps odors too. And yes they do work.
On a side note I'm loving...
I really like these little trucks, wish there were more of them available I might trade in my Camry for one. However, I am posting on here because I see you are in Texas. Whoever did your tint job might not be in business all that long as that brow is illegal as all get out. #1 the fangs are...