Warning: Catalytic converters ripped out of parked cars at RTA park and rides September 26, 2011 at 1:53 PM EST - Updated June 25 at 12:15 PM A warning for motorists who leave their vehicle at the RTA Park and Ride on Great Northern Boulevard. North Olmsted police tell us there have been several reports of catalytic converters being stolen. The thefts occurred on Friday, September 16th. The entire catalytic converter is cut off from underneath the vehicle. The cost to replace these runs about $450!