I bought tires for about 150 a piece in 2008 from Big O Tires and after three years and only 30K miles they look worn out. Not a problem, I've been rotating these myself for years and they simply are not wearing well, I'm sure knowing how they were in Missouri where I bought them that they would credit the remaining life and I could buy another set from NTB their fellow company. I went to NTB in San Antonio up on N. 281 by the Nissan Dealership. I even still had the paperwork from Big O tires that I had when I purchased, he told me... read full review »