This Duraflex AM - S wide body rear diffuser is perfect for car enthusiasts who own a 2003 - 2008 Nissan 350Z. It's great for those who want to upgrade the look of their car and improve its aerodynamics. When you're out on the road or at car shows, this diffuser will make your car stand out. It's made of FRP material, which is both lightweight and strong. Although specific size and weight details aren't given, you can expect it to fit well with the 2003 - 2008 Nissan 350Z when used with a complete wide - body kit. Remember, professional installation is needed.