The Delinquent Road Hazards or Tuner Cars are the secondary antagonists of Pixar's 7th full-length animated feature film Cars. They have caused trouble in many different installments of the Cars series, and are often portrayed as antagonists.
They are a group of four cars who intentionally cause danger on the highway: Boost (Hot Pink neon/silver 1995 Mitsubishi Eclipse GSX with a custom body kit resembling Replica cars, voiced by Jonas Rivera), Devon "DJ" Montgomery Johnston III (neon blue customized/slammed 2004 Scion XB/Geo Tracker three-door SUV, voiced by E.J. Holowicki), Wingo (green neon/green and purple 2000 Nissan Silvia Spec (S15), voiced by Adrian Ochoa), and Snot Rod (orange neon 1970 Dodge Challenger R/T with a blower, voiced by Lou Romano).