TMPS sounds like a new gadget to rip you off. Dealer charges around $200-250 each, including the programming.
You can find it on ebay, but be careful of the angel of different model i.e. the angel of the sensor is diff depending on what kind of rim you got.
You can find it on ebay, but be careful of the angel of different model i.e. the angel of the sensor is diff depending on what kind of rim you got.