GM part number 23219389, $155 option from the dealer or cheaper on Amazon/Ebay. Also, for a cheaper solution, search for plastidip bowtie. There's lots of posts on it. I personally opted for the dealer mod.
Build: 2016 Colorado LT | CC | LB | 3.6L V6 | 2WD | Laser Blue | Jet Black Leather | LT Convenience/Luxury/Safety/Trailering Packages | Bose | Navigation | OEM Spray-On Bedliner
Exterior Mods: OEM Black Bowties | OEM Wheel Flares | Fold-A-Cover G4 Elite & Personal Caddy | Rough Country Bed Access Nerf Bars | OEM Cargo Tie-Downs | SuperBumper SU424 Chrome
Interior Mods: 3M Color Stable Window Tint: 20% Front, 35% Back/Rear, 50% Windshield w/ 20% Strip | OEM Premium All-Weather Floor Liners