 Since 2016, the PTS in Cheshire, Warrington and Wirral has instead been carried out by West Midlands Ambulance Service.NWAS utilise a mixed fleet of emergency ambulances, mainly based on the Mercedes-Benz Sprinter or Fiat Ducato, the former consisting of a demountable box body on a chassis, and the latter a van conversion.The Trust uses Skoda Octavia estates as the main Rapid response car although since 2017 begun using BMW i3 electric cars and use Renault Masters for Intermediate, Urgent care and Patient Transport vehicles.