Silica tyres last longer than conventional tyres and provide greater car efficiency. Silica reduces the friction between rubber molecules in the tyre, which means less energy is lost through the tread, in turn delivering better fuel consumption. The price differs from place to place so its better can please check it with an after-market parts dealer.
Indeed the Hyundai Elantra is a good choice but its facelift is expected this year. It will be a comprehensive facelift inside-out. Moreover, other good option in the segment are the new Corolla Altis and facelifted VW Jetta in the Elantra's price band.