It s normal for Flavorizer bars to deteriorate after years of heavy use. The good news is Weber continues to support the distinctive product line with this five-pack of porcelain-enameled bars at an affordable price. You ll notice the flare-up prevention and flavor injection the first time you put these replacement bars into play. Rejuvenate your gas grill and enjoy the yummy goodness that permeates your food with these Flavorizer bars.