Here are the flaps for the full truck set, https://www.sharptruck.com/truck-hardware-chevy-silverado-bowtie-with-gunmetal-finish-gatorback-mud-flap-set-gm1223cutbt-gm1223bt-gb766385
Here is the flap and finishing cap set for the truck. This will allow you to take off the small factory guards and replace them.
Flaps with finishing caps: https://www.sharptruck.com/truck-hardware-gcr203k-gmbt