http://www.amazon.com/AUTOADAS-internal-sensors-pressure-monitoring/dp/B00W8E010U
i have a RX450H 2010 without tpms
i am looking at the above solution ,it looks like the size is for Toyota (Lexus) so it can fit on an available dash switch opening ?
i will be ordering the product and once i install it will comment further.
Regards
A.DANIKAS
GREECE