Although car enthusiasts commonly believe that any modifications will void a warranty, the truth is a little less straightforward. In fact, a modification won't void a warranty unless an automaker or a dealer can prove that an aftermarket part caused the need for repairs.

What modifications do not void warranty?

Does modifying car affect warranty?

Structurally modifying the car can void the warranty straight away. Changing the car's structure can potentially weaken the vehicle. If you change the car's body to stretch it like a limousine or cut away the body parts to modify the looks of the vehicle will cause loss of warranty.