The MotorTrend Car Performance section covers a broad variety of topics, everything from on-track car testing to how car parts affect performance to sports car comparison matchups.

Car customization is a booming business. Consumers spend billions every year on aftermarket parts. Still, many modifications can adversely affect vehicle performance, raising warranty, legal ...

Stellantis, whose brands include Jeep, Chrysler, Dodge and Ram, among others, is similarly susceptible to rising costs from the tariffs, as it makes between 73%-75% of vehicles for sale in the U.S.

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