My first addition, a tonneau cover (plus the sticker...) : r/nissanfrontier
Amazon.com: oEdRo Soft Tri-Fold Truck Bed Tonneau Cover Compatible with 2005-2023 Nissan Frontier(NOT for México) 5 Feet Bed : Automotive
Enthuze Soft Tri-Fold Tonneau Cover for 22-23 Nissan Frontier 6' Bed w & w/o Rail System, Tonneau Covers - Amazon Canada
2017 Nissan Frontier Bed Covers & Tonneau Covers | RealTruck
2014-2021) Nissan Frontier Truck Cap/Canopy | RLD Design USA
2005-2023 Nissan Frontier Tonneau Cover for 6' Truck Bed w/ Utili-Track | Enthuze
Tyger Auto T1 Roll Up Truck Bed Tonneau Cover TG-BC1N9035 works with 2005-2019 Nissan Frontier; 2009-2014 Suzuki Equator | Fleetside 6' Bed | For models with or without the Utili-track System, Tonneau
Nissan Frontier (2007 - 2023) Retractable Hard Tonneau Cover - Short Bed
TruXedo TruXport Soft Roll Up Truck Bed Tonneau Cover | 297401 | Fits 2016-2023 Nissan Titan w/Track System 5' 7" Bed (67"), Automotive - Amazon Canada
2017 Nissan Frontier Bed Covers & Tonneau Covers | RealTruck