Lower Grille (GM1200609) by Replace®. Chrome. Mesh Style. The grille is vulnerable to airborne debris, which can wear the paint and chrome and cause cracks and other damage. And even a minor front end collision can severely damage a grille. If you’re in the market for new grille and you’ve been stunned by the price at the dealer, Replace has quality replacement grilles that are similar to original equipment (OE) for much less than the OE price.