Sadly dB Decibles are not comming in the market. I got one of my tyre bursted and got a single Db decible as a replacment tyre for Rs 8000 that too not very fresh. It was an year old.
Dunlops, Nitto, Yokohama A drive, Yoko Aspec and Falkens are available ONLY.
And they all range from 6500-8000.