I just searched for "Avalanche console lid"
Gray
https://www.ebay.com/itm/Center-Console-Lid-Kit-Arm-Rest-Latch-for-99-07-GM-Chevy-OEM-Part-19127364-Gray/391577903337?fits=Year%3A2005%7CMake%3AChevrolet%7CModel%3AAvalanche+1500%7CSubmodel%3ALS%7CEngine+-+Liter_Display%3A5.3L%7CTrim%3ALS+Crew+Cab+Pickup+4-Door%7CEngine%3A5.3L+5328CC+325Cu.+In.+V8+FLEX+OHV+Naturally+Aspirated&epid=2127128449&hash=item5b2bdca0e9:g:h0IAAOSwImRYbq7Y&vxp=mtr
Beige
https://www.ebay.com/itm/Center-Console-Lid-Kit-Arm-Rest-Latch-for-99-07-GM-Chevy-OEM-Part-19127364-BG/401197671516?fits=Year%3A2005%7CMake%3AChevrolet%7CModel%3AAvalanche+1500%7CSubmodel%3ALS%7CEngine+-+Liter_Display%3A5.3L%7CTrim%3ALS+Crew+Cab+Pickup+4-Door%7CEngine%3A5.3L+5328CC+325Cu.+In.+V8+FLEX+OHV+Naturally+Aspirated&epid=2127129872&hash=item5d693ea45c:g:HUMAAOSwUKxYbq7V&vxp=mtr
Black
https://www.ebay.com/itm/Center-Console-Lid-Kit-Arm-Rest-Latch-for-99-07-GM-Chevy-OEM-Part-19127364-Black/222766606650?fits=Year%3A2005%7CMake%3AChevrolet%7CModel%3AAvalanche+1500%7CSubmodel%3ALS%7CEngine+-+Liter_Display%3A5.3L%7CTrim%3ALS+Crew+Cab+Pickup+4-Door%7CEngine%3A5.3L+5328CC+325Cu.+In.+V8+FLEX+OHV+Naturally+Aspirated&epid=20011979323&hash=item33ddeca93a:g
jMAAOSws5BafAsF&vxp=mtr