Brand new Chevrolet/GMC Vortec 8.1L Allison Chrome custom Badges for the 2500HD and 3500HD Trucks. Both items are brand new with adhesive tape on the back, so they can be applied to any smooth clean surface on your truck. If your truck has the Vortec 8.1L engine with Allison Transmission these emblems are a great addition to add to your truck to give it that custom, yet original looking style of emblem! Top Quality OEM- Chrome ABS Emblems Weather Resistant, ABS will NOT oxidize, rust or stain. Specifically made for Automotive use.