These Duraflex grid wide body rear fender flares are perfect for Mustang enthusiasts who want to give their 2015 - 2023 Ford Mustang a more aggressive look. Whether you're cruising the streets or showing off at car meets, these fender flares will make your Mustang stand out. They're 3.5 inches wider than the stock fenders, giving your car a bold and wide - body appearance. Installation requires professional help to ensure a perfect fit.