EAG E-Autogrilles Aluminum Polished 4mm Horizontal Bumper Billet Grille for 02-07 Chevrolet TrailBlazer (1PC) (36-0124) Has been tested to have a perfect fit with the OEM grille, followed by extensive polishing. Made of 6062 Aircraft-Grade Aluminum Alloy 4mm Bar. Never Rust! Mirror Finish Polish. Persist in looking amazing for years. Horizontal bar style. Overlay Installation. All necessary hardware and instruction are included. Enables Easy and Quick Installation