Exclusive high-impact plastic construction for unsurpassed impact resistance, durability, smooth finish & light weight. Seals and reinforces lower nose for added strength Mounts to lower portion of inner nose. Extends 3" down from bottom 4-piece design allows replacement of left or right half Molded exclusive high-impact plastic: Superior flexibility and ability to maintain structural integrity Durability without added weight Smooth finish does not require painting Five Star Plastic Primer is highly recommended before painting. It is specifically engineered for the plastic materials we use. Other automotive grade primers on the market may not work at all. Warning: These panels are not designed to be baked. If baking is required to cure the topcoat you apply, do not exceed 120F. Product Features: Air Valance, MD3 Evolution, Passenger Side, Molded Plastic, Black, Dirt Late Model, Each