EAG 07-10 Chevy Silverado HD Upper+Center+Bumper Billet Grille Aluminum Black Has been tested to have a perfect fit with the OEM grille, followed by extensive polishing. 6061 Aircraft-grade Aluminum alloy. 4mm bar width. Never Rust! Black powder coated. Persist in looking amazing for years. Horizontal bar style. Overlay Installation. All necessary hardware and instruction are included. Enables Easy and Quick Installation