These are aftermarket or factory-installed equipment designed to increase the wheel arches of a Toyota 4Runner. They’re usually constructed from supplies similar to ABS plastic, fiberglass, or steel, and are mounted to the car’s physique panels across the wheel wells. An instance consists of bolt-on or adhesive-mounted items that present additional protection past the inventory fender line.
The addition of those elements serves a number of functions. They’ll improve the car’s aesthetic attraction, offering a extra aggressive or personalized look. Moreover, they provide sensible advantages by defending the physique from highway particles similar to rocks, mud, and gravel kicked up by the tires. Traditionally, such enhancements have been primarily practical, geared toward off-road automobiles to accommodate bigger tires and stop harm. Nevertheless, they’ve since gained reputation as a styling factor for on-road automobiles as nicely.