Now you know: Aftermarket alloy wheels can void the warranty on your entire car.
What is an alloy wheel?
Alloy metals provide superior strength and dramatic weight reductions over ferrous metals such as steel, and as such they represent the ideal material from which to create a high performance wheel. In fact, today it is hard to imagine a world class racing car or high performance road vehicle that doesn't utilize the benefits of alloy wheels.
The alloy used in the finest road wheels today is a blend of aluminum and other elements.