FITMENT - The Rear Diffuser is compatible with 2016-2019 Nissan Altima.. AERODYNAMIC PRINCIPLES - Effectively increase the downforce of the vehicle, improve the car's grip on the road, reduce aerodynamic drag, and thus improve driving stability.. DECORATE YOUR CAR - The cool carbon fiber style will brighten up the dull black color and add an aggressive sporty look to your vehicle.. PACKAGE INCLUDED - You will receive 1* Rear Bumper Diffuser Lip as shown in the picture.. INSTALLATION - 3M tape and bolt installation. It is recommended that you choose a professional installation if you are not very good at it..
