Rear Diffuser - Nissan Z 2023Our rear diffuser is precisely designed to fit over the existing fins under your factory bumper. It comes with two side pieces to widen the rear end. Each of these side pieces has a wing that aligns and matches your bumper. For the center, you will receive individual fins that extend the factory fins. They attach to the bumper using double sided tape and a screw at the back of each one. This provides a clean OEM+ look that can really change the